Which of the Following Statements Is True About Type a Behavior

Which of the following statements is true about Type A behavior?

A) Type A people prefer to only concentrate on one thing at a time.
B) Type A people experience greater increase in cardiovascular activity from tasks requiring physical work than Type B people.
C) Type A people develop nervous tics or characteristic gesture.
D) Type A individuals tend to be unusually attentive to their surroundings during daily activities.
E) The only way Type A individuals can prevent health problems is by quitting work.