instruction:
You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the **incorrect** answer (return the string of the incorrect option, not A/B).
question:
Sentence: An elephant has escaped from the zoo and is on a rampage through the streets of the city! Employees armed with tranquilizer guns find the elephant and take shots at its thick hide, while one stray dart hits a person right in the arm. Question: Who has more resilient protection against the darts? (A) The human (B) The elephant
answer:
The human


question:
Sentence: Bob is sitting in front of his computer munching on crisps.  Sue is running for her life as she's being chased by a bear. Question: Who will sweat less? (A) Bob will sweat less (B) Sue will sweat less
answer:
Sue will sweat less


question:
Sentence: Tim threw a pebble down the mountain effortlessly, and it was out of site in seconds.  Bob rolled a boulder down the mountain, and after a minute of heaving, it finally descended, gaining speed as it went. Question: Which was heavier? (A) the boulder was heavier (B) the pebble was heavier
answer:

the pebble was heavier