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:In what country is the religion of Shinto commonly practiced? ,  Options: [A.china B.japan] 
[EX A]: B

[EX Q]: Question:In Germany, what is an autobahn? ,  Options: [A.freeway B.farm] 
[EX A]: A

[EX Q]: Question:What were Operation Ranger, Operation Buster-Jangle, Operation Tumbler-Snapper, Operation Upshot-Knothole and Operation Teapot? ,  Options: [A.Operation B.Nuclear test series carried out in the USA] 
[EX A]:
A