Research on trait heritability has revealed which of the following?

a.) both differences and similarities regarding personalities have been found in families.

b.) the influence of heredity on personality is about 20 percent.

c.) there are more differences in personality characteristics among family members than there are similarities.

d.) there are more similarities in personality characteristics among family members than there are differences.

need

The correct answer is option A) "Both differences and similarities regarding personalities have been found in families". One of the most commented revelations regarding trait heritability is that some characteristics are hereditary and some are acquired during lifetime. Personality is a characteristic that are in part hereditary and in part acquired, this is the reason why there are differences and similarities among the personalities of members of a family.

the star of david was known as the jewish star : d

were,have settled (b) mark brainliest : )