Answer:
The answer is "personality psychology".
Explanation:
It relates to personal differences in cognitions, feelings, and behavior. Two main areas are also the focus of personality psychology: It knows individual differences, in particular traits of personality, like friendliness and impatience. This psychology branch that studies personality and its variation among people. It seeks to prove that mental forces differentiate people separately. Its main areas of focus include: building a coherent picture and the main mental states again for an individual.