Thought-Stopping Procedures Involve All of the Following EXCEPT

Thought-stopping procedures involve all of the following EXCEPT

A) writing disgusting and disturbing scenes involving the thoughts you wish to eliminate.
B) using mild punishment to suppress upsetting mental images and negative internal "talk."
C) setting aside time each day to practice shouting "Stop" aloud each time you think an unwanted thought.
D) shouting "Stop" covertly rather than aloud whenever upsetting thoughts occur.