Which of the Following Statements Is True Regarding Markers of Vulnerability

Multiple Choice

Which of the following statements is true regarding markers of vulnerability to alcohol?

A) Men with alcoholic relatives tend to show an increased heart rate after consuming alcohol.
B) MAO activity is higher in alcoholics.
C) Sons of alcoholic fathers have lower than normal rates of the fast beta wave.
D) High levels of serotonin have been associated with the impulsivity,aggressiveness,and antisocial behaviour.
E) Men who show the greatest increases in heart rate were less inclined to drink regularly.