What do we learn from this conversation（）

单项选择题What is typical of non-readers according to the early research（）

A．They are interested in other kinds of reading.
B．They are active in voluntary services.
C．They tend to be low in education and in income.
D．They live in isolated areas.

单项选择题What are they talking about（）

A．A job opportunity.
B．A position as general manager.
C．A big travel agency.
D．An inexperienced salesman.