单项选择题

In this section you will hear everything ONCE ONLY. Listen carefully and then answer the questions that follow. Mark the correct answer to each question on ANSWER SHEET TWO.
Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. What is Rick’s aim to quote the popular phrase — "neurons that fire together, wire together"

A. To make his words sound humorous to attract listeners.
B. To explain how the neurons react on emotion.
C. To find a powerful theory to support his research.
D. To argue with the famous point.