It is reported that ______ number of college students ______ growing year by year.

A．a; are

B．the; is

C．the; are

D．a; is

幻觉的定义是（）

A.对客观事物的错误感受

B.对客观事物的歪曲

C.缺乏相应的客观刺激时的感知体验

D.客观刺激作用于感觉器官的感知体验

E.缺乏客观刺激时的思维过程