According to the Textbook, What Conclusions Can Be Drawn in the Nature?nurture

According to the textbook, what conclusions can be drawn in the nature?nurture debate?

A) Heredity is the most important because we inherit our potential for development as well as our limitations.
B) Environment is the most important because influences like learning, nutrition, disease, and culture affect our ability to develop to our potential.
C) It is the interaction between heredity and environment that is important in determining who we become.
D) Neither heredity nor environment is important; only our own behaviour determines who we are.