Anthropologists Reject the Idea That Same-Sex Sexuality Is a Fixed

Anthropologists reject the idea that same-sex sexuality is a fixed and exclusive condition because

A) gender is biologically determined.
B) of the research of Dr. Bronislaw Malinowski.
C) of cross-cultural research that shows sexual practices and sexuality is variable throughout a lifetime.
D) sexuality is established at birth and remains the same throughout the lifespan.