Answer:
Step-by-step explanation:
The way this question serves the purpose of the interview is:
D. It draws out interesting information about the topic.
Based on the given text, we can see that there is the narration about the events which occured in an interview and how they led to the series of questions.
With this in mind, we can see that the main purpose of the interview was to show interesting information about the topic.,
Therefore, the correct answer is option D