Answer: "When the baby cried, his mother changed his diaper and fed him a bottle."
I believe the answer is to get a complete impression of the person.
It’s not to force the interviewee to give straight answers because they might be more stressed.
It’s not to give the interviewee time to think over questions because that would make more sense to give them a paper to fill out as an interview.
That sentence is an example of parallel structure.
When there is repetition of a specific grammatical form in a sentence, parallelism or a parallel structure is produced. This occurs when you mantain the same pattern for every compared word or idea in your construction. This makes the idea easier to follow by the reader.
