He went out to Long Beach to thank Mr. Brown, who had provided assistance while he was studying at college. Arrangements （） beforehand, of course.

A. Generally, Americans like to assess their visitors in such relaxed surroundings.
B. Generally, Americans will have a clear attitude towards their visitors over long talk.
C. Generally, Americans do not evaluate their visitors in such relaxed circumstances over long chat.
D. Normally, Americans do not evaluate their visitors.

A. Asking questions is important in learning.
B. You will learn something useful from the answers.
C. Answering questions is a way of learning new things.
D. The answers can open the way to a deeper understanding.