Knowing the Level of Genetic Similarity in Family Members Is

Knowing the level of genetic similarity in family members is important to the study of behavioural genetics because it provides a(n) _______.

A) estimate for the relative contribution of environment to physical and psychological characteristics
B) estimate for the relative contribution of genes to physical and psychological characteristics
C) estimate for the relative contributions of environment and genes to physical and psychological characteristics
D) prediction regarding need for additional learning assistance in children