Which personal factor relates to how much pride an individual takes in group successes?

The correct answer highlights the concept of "sense of belonging," which refers to the emotional connection and acceptance an individual feels within a group. When individuals feel they belong to a group, they are more likely to take pride in the accomplishments and successes of that group. This pride stems from their identification with the group; they see the group's achievements as extensions of their own identity and efforts.

A strong sense of belonging can foster emotional investment in group outcomes, leading individuals to celebrate collective triumphs passionately. This is particularly relevant in contexts such as teams, communities, or any social group where collaboration and shared goals exist. In essence, when people feel like integral parts of a group, their pride in shared successes becomes a reflection of their own sense of self-worth within that social structure.

In contrast, self-esteem relates more broadly to an individual's overall sense of self-worth rather than specifically to group successes. Previous experience may influence how one perceives group dynamics or outcomes, but it doesn’t directly connect to the emotional resonance of belonging. Culture encompasses the values and behaviors common to a group but doesn’t specifically address the personal connection one feels towards group successes. Thus, the sense of belonging is the most relevant personal factor in determining pride in group achievements.