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: The element carbon on the periodic table forms the most diverse compounds. Question: What element on the periodic table forms the most diverse compounds?

Answer: carbon


Question: Sentence: Vesicles are used during endocytosis to allow molecules to enter the cell. Question: What cellular structure is used during endocytosis to allow molecules to enter the cell?

Answer: vesicles


Question: Sentence: Secondary alcohol forms a ketone when oxidized. Question: What forms a ketone when oxidized?

Answer:
secondary alcohol