A.sorrow and disappointment
B.surprise and pleasure
C.anger and frustration
D.hatred and resentment
"This," they reported, "is agreeing with other psychiatric findings. For one of the outstanding symptoms of mental unbalance is lack of emotion. So if you blow your top when you hit your head against a piece of furniture, or when your girlfriend goes out with another young man--don't worry about it. It is just a sign that you are normal."
The passage mainly deals with ______.
A.psychiatric studies of different types of anger reactions
B.the reactions of abnormal person to annoying situations
C.emotional reactions shown by normal and abnormal persons
D.the level of anger reactions shown by well-balanced persons