Saleswoman: Is there anything else Customer: ______

A．Active smokers in general performed better than deprived smokers.
B．Active smokers responded more quickly than the other subjects.
C．Non-smokers were not better than other subjects in performing simple tasks.
D．Deprived smokers gave the slowest responses to the various tasks.

A．Americans are more ambitious than people in other countries
B．in many countries success often depends on one’s social status
C．American businesses are more democratic than those in other countries
D．businesses in other countries are not as competitive as those in America