Questions 11 to 18 are based on the conversation you have just heard.

A．Einstein was popular in America.
B．Einstein headed a research institute.
C．Einstein received the Nobel Prize twice.
D．Einstein went to America just after WW II.

A．People enjoy shopping in it.
B．People spend little time in it.
C．People are more likely to buy something in it if time is limited.
D．People spend too much time reading articles about quick cures sold in drugstore.