Donavon Was Adopted at Birth by Mr and Mrs Ernest

Donavon was adopted at birth by Mr and Mrs Ernest.Although neither of his biological parents had much musical ability, Donavon has become an excellent pianist, just like Mr.Ernest.This information could be used as evidence to suggest that

A) environmental factors have more influence than genetic factors in musical talent.
B) both genetic and environmental factors contribute equally to musical talent.
C) genetic factors have more influence than environmental factors in musical talent.
D) neither genetic nor environmental factors contribute to musical talent.