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 teams played in the Malaysia Premier League the year Ferns made his debut for Felda United? Passage:Ferns made his debut for Felda United F.C. in the Malaysia Super League with a 2-1 win against Pahang FA in July 2017. Under the guidance of head coach B. Sathianathan, Ferns made a successful contribution, helping the team reach 3rd place in the Malaysia Super League and semi-final of the Malaysia Cup. Unfortunately, in the off-season of 2017 the club was notified it was being relegated to the Malaysia Premier League for the 2018 season after failing the Football Association of Malaysia club licence financial audit. Despite this setback, Ferns and the majority of the squad stayed at the club to help Felda United F.C win the title and secure promotion back to the Malaysia Super League for 2019. 
 Links: a. FELDA United F.C. b. 2018 Felda United F.C. season c. 2018 Malaysia Premier League d. 2018 Malaysia Premier League
Example Output: c

Example Input: Question: How old was Svetlana Matveeva when she beat Zapata in 2006? Passage:In 1999, in Santiago won the Pan American Girl's Chess Championship in the age group U20, and in 2000 in Bento Gonçalves won the Pan American Girl's Chess Championship in the age group U18. In 2002, in La Paz she was the second in the Pan American Girl's Chess Championship in the age group U20. In August 2005, she was second in the Pan American Women's Chess Championship, only in a tie-break after losing to Argentinean chess player Claudia Amura. She won four times in the Peruvian Women's Chess Championships: 2000, 2002, 2003 and 2004. In October 2005, after winning the FIDE South America zone tournament, she qualified for the Women's World Chess Championship. In 2006, in Yekaterinburg she participated in the Women's World Chess Championship, where won Kateryna Lagno in the first round, but in the second round lost Svetlana Matveeva. After repeated won the FIDE South America zone tournament in 2007 in Trujillo, where she surpassed her compatriot Deysi Cori, was selected at Women's World Chess Championship in Nalchik, but refused to participate, and her rival in the first round Antoaneta Stefanova went to the second round without a fight. Played for Peru at three Women's Chess Olympiads (2002—2006). In 1999, she was awarded the FIDE International Women International Master (WIM) title.
 Links: a. Kateryna Lagno b. Claudia Amura c. Svetlana Matveeva d. Svetlana Matveeva
Example Output: c

Example Input: Question: What religion is the Bhagavad Gita linked to? Passage:"Purushottama" ( from पुरुष, purusha "spirit" or "male" and उत्तम, uttama, "highest") meaning "Supreme Purusha", "Supreme Being", "Supreme God". It means "Foremost Amongst All Men" in Sanskrit. Its symbolic deeper meaning is "One who is the Supreme Purusha beyond the Kshara (Destroyable i.e. Prakṛti) and Akshara (Undestroyable i.e. Atman)". Purushottama is also one of the names of Lord Vishnu and appears as 24th name of Lord Vishnu in Vishnu Sahasranama of Mahabharata. According to the Bhagavad Gita, Purushottam is explained as above and beyond kshar and akshar purushas or as an omnipotent cosmic being. The Purushottama was explained by the Integral philosopher Haridas Chaudhuri (1913–1975) as representing that ineffable phenomenon which lies even beyond the undifferentiated Godhead. Lord Rama as an avatara of Lord Vishnu is called Maryada Purushottama where as Lord Krishna as an avatara of Lord Vishnu is known as Leela or Purushottama.
 Links: a. Vishnu b. Ātman (Hinduism) c. Bhagavad Gita d. Vishnu
Example Output:
c