Which psychological approaches stress the importance of intrinsic motivation in achievement?

humanistic approaches                          

Explanation:

Humanistic approach: In psychology, the term humanistic approach is a perspective that focuses on the good in an individual's behavior and show empathy towards the person.

Fundamentally, the humanistic approach emphasizes seeing an individual as a whole and aims at phenomenon including self-efficacy, free will, self-image, and self-actualization instead of dis-qualities or dysfunction.

A psychotherapist using the humanistic approach generally focuses on helping people to gain or strive for their full potential and increase their well-being.

Types of humanistic therapy:

1. Gestalt therapy.

2. Existential therapy.

3. Client-centered therapy.