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.

[Q]: Sentence: Carbonic acid can dissociate into hydrogen carbonate ions and protons. Question: Carbonic acid can dissociate into hydrogen carbonate ions and what?
[A]: protons


[Q]: 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?
[A]: vesicles


[Q]: Sentence: Three different states of matter makes the halogen group so diverse. Question: What makes the halogen group so diverse?
[A]:
three different states of matter