Which Assumption Is Made by Researchers Using the Twin-Study Method

Multiple Choice

Which assumption is made by researchers using the twin-study method?

A) Dizygotic twins share an environment that is more similar than the environment shared by monozygotic twins.
B) Monozygotic twins share an environment that is more similar than the environment shared by dizygotic twins.
C) Dizygotic twins share an environment that is just as similar as the environment shared by monozygotic twins.
D) Monozygotic twins will be treated more alike than dizygotic twins.