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.

Sentence: A pebble sinks smoothly into a pond, but not into an ocean. Question: Which surface will the pebble plunge deeper into? (A) pond (B) ocean
pond

Sentence: Jessica was preparing for her role in a movie by twirling her lasso and gyrating vigorously on the stage.  A random cameraman filmed it all, rather relaxed as he occasionally sipped a cool drink and reclined in a chair directly in front of the air conditioner. Question: Who would be sweatier? (A) Jessica (B) a random cameraman
Jessica

Sentence: Karen was playing football at the park. She threw the ball and it hit the ground, rolled on the field, and then rolled into a gravel playground. The ball generated more heat when it rolled over the gravel. Question: Which surface is more level? (A) field (B) gravel

field