There are seven signs of substance dependence. Which of the following is NOT one of them?

A) Increasing consumption
B) Desire to quit
C) Less time spent on abuse
D) Fewer occupational, recreational, or social activities

C) Less time spent on abuse
C) Less time spent on abuse is not one of the seven signs of substance dependence. The seven signs do include increasing consumption; a desire to quit; fewer occupational, recreational, or social activities; tolerance; withdrawal; excessive time spent on abuse; and continued use while understanding the physiologic and psychological effects.