DrSeto Is Considering Using Awithdrawal Design as Part of a Single-Case

Multiple Choice

Dr.Seto is considering using awithdrawal design as part of a single-case experiment, but she has one major concern about this method.What concern does Dr.Seto most likely have?

A) She would be concerned that it is impossible to remove the treatment equally for the treatment and control subjects.
B) She would be concerned that it is difficult to measure changes that are associated with removal of a treatment.
C) She would be concerned about the placebo effect when the treatment is removed.
D) She would be concerned about removing treatment that appears to be helping the patient.