More Intensive Cessation Programs Are More Expensive; Research Indicates That​

More intensive cessation programs are more expensive; research indicates that​

A) ​the expense is worth it-such programs are more effective.
B) ​the expense is not worth it-such programs are no more effective than less expensive ones.
C) ​nicotine replacement is more effective than programs with many components.
D) ​relapse was not a problem for those who participated in an intensive program.