问题详情

Which of the following statements is true？
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.请帮忙给出正确答案和分析，谢谢！