Which Statement Concerning Twin Studies Is Accurate

Multiple Choice

Which statement concerning twin studies is accurate?

A) The value of twin studies involves the ability to determine incidence rates in the greater population.
B) The value of twin studies involves the ability to account for the placebo effect.
C) The value of twin studies involves the ability to detect deception in responding.
D) The value of twin studies involves the ability to evaluate the influence of heredity and environment.