In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

Example Input: Question: How many total lego games were co-published with Lego Media and Electronic Arts? Passage:Since 1995, 69 commercial video games based on Lego, the construction system produced by The Lego Group, have been released. Following the second game, Lego Island, developed and published by Mindscape, The Lego Group published games on its own with its Lego Media division, which was renamed Lego Software in 2001, and Lego Interactive in 2002. The division also co-published with Electronic Arts before closing. Former Lego Interactive staff founded company Giant Interactive Entertainment for future Lego game publishing. Following the release of , Giant merged with Traveller's Tales to form TT Games. TT Games was acquired by Warner Bros. Interactive Entertainment (WBIE) in November 2007, making WBIE the primary publisher for Lego games.
 Links: a. The Lego Group b. Lego c. Electronic Arts d. Video game
Example Output: a

Example Input: Question: When was the high school that Rogers graduated from founded? Passage:Rogers was born in Somerville, Massachusetts, in 1921. He graduated from Newton North High School in Newtonville in 1939. He enlisted as a private in April 1942, became an aviation cadet in August 1942, and completed pilot training and received a commission as a second lieutenant at Yuma, Arizona in 1943. During World War II, Rogers served as a P-39 Airacobra pilot with the 353rd Fighter Squadron at Hamilton Field, California He moved with the squadron to the European Theater of Operations, flew P-51 Mustang aircraft and became squadron commander. He is a fighter ace, credited with 12 enemy aircraft while flying from bases in England, Italy and France. He returned to the United States in January 1945 and was assigned to flying duties in fighter aircraft until November 1945 when he became commandant of troops at Hunter Field, Georgia. Between September 1946 and June 1947, he served as flight commander, operations officer, and commander of the 77th Fighter Squadron, 20th Fighter Group, at Shaw Air Force Base, South Carolina. He next was a student at the University of Virginia under the Air Force Institute of Technology program from July 1947 to August 1949. In August 1949 Rogers was transferred to Headquarters United States Air Force as an intelligence staff officer in the Directorate of Intelligence. He attended the language course at Lacaze Academy in Washington D.C., from October 1952 to June 1953, in preparation for attaché duties. He received a bachelor of science degree in military science from the University of Maryland in 1952. Rogers served as assistant air attach in Madrid, Spain from June 1953 to February 1957. He then returned to Headquarters United States Air Force as chief of the Current Intelligence Branch in the Office of the Deputy Chief of Staff, Operations. In 1958 he was transferred to the Organization of the Joint Chiefs of Staff as director of current intelligence, J-2, and in August 1960 entered the National War College. In July 1961 he was assigned to the Office of the Assistant Secretary of Defense with duty station at the State Department.
 Links: a. Air Force Institute of Technology b. 353rd Combat Training Squadron c. Newton North High School d. European Theater of Operations, United States Army
Example Output: c

Example Input: Question: What is the county seat of the county where the Blue Whale is located? Passage:I-44/SH-66 cut diagonally through the city of Tulsa. In West Tulsa, Interstate 244 branches off to serve the downtown area. I-44/SH-66 follow the Skelly Drive through midtown. The highways interchange with the Okmulgee Beeline, the US-75 freeway before crossing the Arkansas River. The next freeway interchange is with the Broken Arrow Expressway, carrying US-64 and SH-51, followed by the Mingo Valley Expressway, carrying US-169 I-244 then merges with I-44 at its eastern terminus. I-44/SH-66 cross into Rogers County and the suburb of Catoosa, serving as the southern terminus of SH-167. SH-66 then splits off from I-44, initially following an old alignment of the Interstate where it transitioned into the Will Rogers Turnpike. SH-66 then downgrades to an expressway as it passes through Catoosa, home of the Blue Whale. Northeast of Catoosa, near Verdigris, SH-66 intersects SH-266 at its eastern terminus.
 Links: a. U.S. Route 75 in Oklahoma b. Oklahoma State Highway 51 c. Rogers County, Oklahoma d. West Tulsa, Tulsa
Example Output:
c

