The main advantage of the single-subject approach is:
A) its effective control of subject variables such as personality and intelligence.
B) its ability to increase external validity by increasing internal validity.
C) its focus on controlling error variance.
D) its ability to prevent potential carryover effects from confounding the effects of independent variables.

Question

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The Answer of The main advantage of the single-subject approach is:
A) its effective control of subject variables such as personality and intelligence.
B) its ability to increase external validity by increasing internal validity.
C) its focus on controlling error variance.
D) its ability to prevent potential carryover effects from confounding the effects of independent variables.

The Main Advantage of the Single-Subject Approach Is