According to the Textbook, What Is the Current Thinking About

According to the textbook, what is the current thinking about the development of Olympic-class athletes?

A) Olympic athletes are born, not made.
B) Environment makes all the difference in who will and will not become an Olympian.
C) Even Olympic athletes represent a combination of "good genes" and the right environment.
D) Genetics are more likely to determine male accomplishments than female accomplishments.