In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
--------
Question: Sentence: Sun does the stratosphere get most of its heat. Question: Where does the stratosphere get most of its heat?

Answer: sun


Question: Sentence: Mercury is the one metal that melts below room temperature. Question: Name the one metal that melts below room temperature?

Answer: mercury


Question: Sentence: The adult cells that form the butterfly begin growing in embryo developmental stage. Question: The adult cells that form the butterfly begin growing in what developmental stage?

Answer:
embryo