Anthropologists define as the expectations of thoughts and behavior that each culture assigned to individuals

Gender

Explanation:

Gender is defined as a term that is used to describe something that society and culture define as masculine and feminine.  

According to anthropologists, gender is a combination of social & cultural constituent. Gender comprise of social skills, abilities and their way of acting toward any thought that is totally dependent on individual sex.

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;