You are given a sentence and a question, construct 2 answer options in a specific format i.e. ['option1','option2']. The answer options have to be text spans from the given sentence. Only one among the options should be the correct answer to the given question. Note that, the correct answer to the given question will require understanding of coreference resolution. Coreference resolution is the task of clustering mentions in text that refer to the same underlying real world entities.

Sentence: As Andrea in the crop duster passed over Susan, she could see the landing strip. Question: Who could see the landing strip?
['Andrea', 'Susan']

Sentence: I stuck a pin through a carrot. When I pulled the pin out, it left a hole. Question: What left a hole?
['pin', 'carrot']

Sentence: Tom gave Ralph a lift to school so he wouldn't have to drive alone. Question: Who wouldn't have to drive alone?

Ralph, Tom