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.

Input: Consider Input: Question: Which of the two companies that posted previews  of Somebody to Love was founded first? Passage:A preview of the video was posted on AOL's PopEater.com, and subsequently on Bieber's VEVO channel, including behind the scenes clips of Bieber with the dancers, and highlights of the video with Usher and in front of a green screen. Bieber said, "It's really awesome to be able to work with professional dancers, you know, people that were in, like, ABDC, and also got an approval from choreographer Jamaica, who said Bieber was "killing it" and that she didn't have to give him any corrections. It made its premiere during the June 17, 2010 results show of the seventh season of So You Think You Can Dance, and was introduced by Usher after his performance of "OMG". It later premiered that night on VEVO and on June 18, 2010 on 20/20at the end of their show. The video features dance crews including, America's Best Dance Crew season 5 winners Poreotics, and Season 3's runner up Beat Freaks, as well as The Syrenz, LXD, Medea Sirkas, solo acts Simrin Player and Bboy Fly, and other dancers and crews. Singer/actress and model Katerina Graham makes a cameo in a scene with Poreotics. Bieber's best friend Ryan Butler, who appeared in the "One Time" video, also appears alongside Bieber, wearing a T-shirt advertising his Twitter account. According to Tamar Antai of MTV News the video "makes vague allusions" to clips for Busta Rhymes' "Pass the Courvoisier, Part II" and Chris Brown's "Wall to Wall". A backpack choreography scene with LXD recalls Usher's 1997 video for "You Make Me Wanna".
 Links: a. AOL b. 20/20 (American TV program) c. MTV News d. One Time (Justin Bieber song)

Output: a


Input: Consider Input: Question: Which road is longer, KY 1319 (Kings Church Road) or KY 155 (Taylorsville Lake Road)? Passage:Kentucky Route 1531 is a rural secondary highway that begins in northeastern Bullitt County and ends in northwestern Shelby County, but the route spends almost all of its length in the city of Louisville in eastern Jefferson County. The highway begins at KY 1319 (Kings Church Road) near Whitfield. KY 1531 heads northwest along Dawson Hill Road then turns northeast onto Routt Road to enter the city of Louisville and Jefferson County. The highway crosses Wheelers Run and Back Run and meets the eastern end of KY 1819 (Brush Run Road) south of the Routt neighborhood of Louisville. KY 1531 follows Sheckels Run to its crossing of Cane Run and reaches KY 155 (Taylorsville Lake Road) south of Fisherville. The highway runs concurrently with KY 155 northwest across Floyds Fork of the Salt River to KY 148 (Taylorsville Road), with which the route heads east through Fisherville and across Floyds Fork again.
 Links: a. Kentucky Route 155 b. Louisville, Kentucky c. Fisherville, Louisville d. Concurrency (road)

Output: a


Input: Consider Input: Question: How many shows had Sesame Street aired by the year Wimzie's House had legal troubles with The Jim Henson Company? Passage:Wimzie's House is a half-hour Canadian preschool television program produced in Montreal which ran as La Maison de Ouimzie on Télévision de Radio-Canada in the morning and Radio-Québec in late afternoons starting September 4, 1995, and in English on CBC Television starting October 21, 1996 and in the United States on Public Broadcasting Service (PBS) from September 1, 1997 to August 31, 2001. Reruns of the show aired in the United States on the Cookie Jar Toons block on This TV, in syndication as part of the Cookie Jar Kids Network block, and on Light TV from December 22, 2016 to September 30, 2019 The series was produced by Cinar (now Cookie Jar Entertainment), with the PBS telecasts presented by Maryland Public Television from 1997 to 2001. The show's puppetry is in the style of Sesame Street, which led to some legal troubles with The Jim Henson Company, in 1999. There were two FMV PC games based on the series. Treehouse TV also aired this show in reruns from 1999 to December 2005.
 Links: a. Cookie Jar Group b. Light TV c. CBC Television d. Sesame Street


Output: d