According to the struggles between and within groups have historically been spurred by the drive to protect or gain territory and wealth, and the need to preserve liberty and autonomy.

The correct answer is social conflict theorist

Greed for power and wealth, social inequalities and attempts to obtain status have led to the formation of distinct social groups with common interests and identities that seek these interests against others. Therefore, for conflict theory, the potential for rivalries is constant.

its kind of blury sorry