Task: Answer Verification
Input (English): Context: Kai felt adventurous and decided to sign up for the half marathon with Andrew instead of the 10K as originally planned. 
 Question: Why did Kai do this? 
 Options: (A) buy some new running shoes (B) take on a challenge that required dedication and hard work (C) get a race discount by entering to run Andrew's distance 
 Answer: B
Output (English): Yes