It would be comparison because it is asking what the relationship of the sentences are!
The word aqueduct comes from the Latin words "Aqua" meaning water and "ducere" meaning to lead. Then it becomes the Latin word "aquae ductus" meaning conduit. Therefore, the meaning of the word aqueduct is a structure that leads water. The correct answer is option B.
Answer:
He uses repetition "last night" several times, to stress the number of coordinated attacks carried out by the Japanese.