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: 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-Lôduring 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,
. Links: a. Allies of World War II b. Wesel c. Operation Market Garden d. Air Support.
Example solution: c
Example explanation: The passage describes the 704th's actions during Operation Market Garden.

Problem: Question: When was the sport started that Jae-hwan plays? Passage:Kim Jae-hwan (Hangul: 김재환; born 13 August 1996) is a South Korean badminton player. He graduated from the Jeonju Life Science High School, and now educated at the Wonkwang University. In his junior career, he had collected a gold and two bronzes at the World Junior Championships, and also three silvers and a bronze at the Asian Junior Championships. In 2016, he won the men's doubles title with his partnered Choi Sol-gyu at the World University Championships in Russia. At the same year, he won the BWF Grand Prix Gold tournament at the Korea Masters in the men's doubles event with Ko Sung-hyun. In 2017, he competed at the Taipei Summer Universiade and won the men's doubles gold together with Seo Seung-jae.
 Links: a. 2016 Korea Masters Grand Prix Gold b. Ko Sung-hyun c. Badminton d. South Korea

Solution: c