When You Employ the AB Single-Subject Research, What Is/are the Questions

Multiple Choice

When you employ the AB single-subject research, what is/are the questions that you must answer affirmatively in order to report that your data supported your hypothesis?

A) Were the scores in the treatment period superior to the scores that were expected by the baseline trend?
B) Were the differences in treatment scores and baseline scores statistically significant?
C) Were the scores in the treatment period superior to the scores that were expected by the baseline trend? Were the differences between the treatment scores and the baseline scores statistically significant?
D) Were the scores in the treatment period superior to the scores in the baseline period? Were the baseline scores one standard deviation better than the treatment scores?