What do we call the interdisciplinary field that studies the influence of inherited traits on complex behaviour

A)  cross-cultural anthropology 
B)  behavioural genetics 
C)  physiological psychology 
D)  ethology

Behavioural Genetics

The field of study that examines the role of genetic and environmental factors in shaping behaviors and traits.

Inherited Traits

Genetic characteristics passed down from parents to offspring, determining various physical and, to some extent, psychological features of individuals.