Explanation:

- Assimilation: This is when individuals adopt the cultural traits or social patterns of another group. It mainly refers to blending in, rather than deeply adopting group values.

- Integration: Integration involves combining different groups while maintaining their unique features. It's more about social mixing than internalizing values.

- Socialization: This is the process by which individuals learn and internalize the values, beliefs, and norms of their group. It shapes a person's behavior and helps them function within society.

- Accommodation: This means adjusting or adapting to the needs of others, but not necessarily adopting their values.

Correct Answer: Option 3 - Socialization