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.

Q: Sentence: John ordered Bill to leave, so an hour later he left. Question: Who left?

A: ['John', 'Bill']
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Q: Sentence: When Tommy dropped his ice cream, Timmy giggled, so father gave him a sympathetic look. Question: Who got the look from father?

A: ['Timmy', 'Tommy']
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Q: Sentence: There are too many deer in the park, so the park service brought in a small pack of wolves. The population should increase over the next few years. Question: Which population will increase?

A:
['wolves', 'deer']
****
