According to Your Textbook, Which of the Following Would NOT

According to your textbook, which of the following would NOT be classified as a scheduled gradual reduction technique?

A) A person delays having the first cigarette in the morning and then tries to delay a little longer each day.
B) A person gradually reduces the total number of cigarettes smoked each day.
C) A person quits completely, but for just one week, then quits again, a week at a time, for as many times as necessary to make it stick.
D) A person who smokes heavily one day and then goes "cold turkey" the next day, alternating every other day.