In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.
One example: Question: When did the operation during which the 704th dropped supplies to allied troops near Nijmegen begin? Passage: The group was occasionally diverted from strategic missions to carry out air support and interdiction missions. It supported Operation Overlord, the invasion of Normandy by attacking transportation targets, including bridges, along with airfields and strong points in France. On D Day, the squadron and the rest of the 446th Group led the first heavy bomber mission of the day. The 446th aided ground forces at Caen and Saint-Lô during July by hitting bridges, gun batteries, and enemy troops. During Operation Market Garden, the attempt to seize a bridgehead across the Rhine in the Netherlands, the 704th dropped supplies to allied troops near Nijmegen. It struck lines of communications during the Battle of the Bulge. During Operation Varsity in March 1945, it supplied ground and airborne troops near Wesel. The squadron flew its last combat mission on 25 April 1945 against Salzburg, Austria. The group had flown 273 missions and had lost 58 aircraft during the war,
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Solution is here: a
Explanation: The passage describes the 704th's actions during Operation Market Garden so only information about the operation is needed.

Now, solve this: Question: Which US President that McNamara served under as US Attorney for Vermont lived the longest? Passage:McNamara was a native of Fair Haven, Vermont, and attended the schools of Fair Haven. He graduated from College of the Holy Cross in 1915, studied law with a Vermont attorney, and attended Harvard Law School. Leaving law school early to enter the military for World War I, McNamara served in the United States Army and attained the rank of sergeant as a member of the 87th Division. After leaving the Army, McNamara was admitted to the bar and began to practice law in Burlington, Vermont. He became active in politics as a Democrat, and served as Burlington's municipal court judge from 1921 to 1923. After unsuccessful runs for Vermont Attorney General and the U.S. House, in 1933 McNamara was named US Attorney for Vermont. He held the post through the administrations of Democrats Franklin Roosevelt and Harry Truman, and resigned after Republican Dwight Eisenhower became president.

Solution:
b