One of the Advantages of Single-Case Designs, Is That the Designs

Multiple Choice

One of the advantages of single-case designs, is that the designs:

A) Avoid all of the problems of statistical evaluation of the data
B) Rule out threats to external and construct validity especially well
C) Permit investigation of topics that could not be studied or easily studied in group research
D) Can readily determine whether the results of experimental intervention depend on subject characteristics