Final answer:
The subject of this question is Psychology, specifically the stages of psychosexual development proposed by Freud. In the later stages, individuals develop an interest in the welfare of others and aim to establish a balance between various life areas.
Step-by-step explanation:
The subject of this question is Psychology. The student is referring to the stages of psychosexual development proposed by Freud. According to Freud, in the earlier stages, individuals are focused on their own needs, but in later stages, such as the genital stage, there is a growing interest in the welfare of others. The goal of this stage is to establish a balance between various life areas and develop mature sexual interests with socially acceptable partners.