You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

Example Input: Sentence: Mike is standing closer to a lantern then to a streetlight. Question: Which light source seems brighter to him? (A) lantern (B) streetlight
Example Output: lantern

Example Input: Sentence: Dan is a professional athlete. Joann is a middle-aged accountant. Question: If they were both to throw a football, who is more likely to throw it farther? (A) Dan (B) Joann
Example Output: Dan

Example Input: Sentence: Jupiter is the largest planet. The sun however is still much bigger. Question: Which planet has more gravity? (A) Jupiter (B) Sun
Example Output:
Sun