While There Appears to Be a Substantial Genetic Component to Homosexuality

Multiple Choice

While there appears to be a substantial genetic component to homosexuality, your text suggests that about ______ % of the total influence on homosexuality reflects the environment. The environmental influence on homosexuality is best attributed to _________.

A) 30% - 40%; unknown factors
B) 40% - 50%; the home environment
C) 40% - 50%; unknown factors
D) 60% - 80%; unknown factors