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: The potential of galvanic cell can be used to measure the ph of a solution. Question: The potential of what can be used to measure the ph of a solution?
[A]: galvanic cell


[Q]: Sentence: You call the high and low points of transverse waves crests and troughs. Question: What do you call the high and low points of transverse waves?
[A]: crests and troughs


[Q]: Sentence: In a carbon triple bond, three pairs of electrons are shared. Question: In a carbon triple bond, how many pairs of electrons are shared?
[A]:
three