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.

Example Input: Sentence: Elizabeth moved her company from Sparta to Troy to save money on taxes; the taxes are much lower there. Question: Where are the taxes lower?
Example Output: ['Sparta', 'Troy']

Example Input: Sentence: Alice looked for her friend Jade in the crowd. Since she always wears a red turban, Alice spotted her quickly. Question: Who always wears a red turban
Example Output: ['Alice', 'Jade']

Example Input: Sentence: Grace was happy to trade me her sweater for my jacket. She thinks it looks dowdy on her. Question: What looks dowdy on Grace?
Example Output:
jacket, sweater