This task involves asking a question, providing a set of 2 options. You are expected to choose the best answer to the question. The output will be in the form of A or B, corresponding to which option is chosen.

[EX Q]: Question:Which artist has a daughter and two sons with Jane Asher, whom he married in 1981? ,  Options: [A.Gerald Scarfe B.Mathew johnson] 
[EX A]: A

[EX Q]: Question:What is the name of Tony and Cherie Blair's daughter? ,  Options: [A.Kathryn B.Kylie] 
[EX A]: A

[EX Q]: Question:Who is the only US President who did not speak English as his first language? ,  Options: [A.Barack Obama B.Martin Van Buren] 
[EX A]:
B