Based on data from a longitudinal study of best friends, which of the following predicts closeness after two decades of friendship?

Question

Quizplus · Accepted Answer

The best predictor of closeness after two decades of friendship is similarity. This is supported by research on close relationships which consistently shows that people are more likely to form and maintain close relationships with those who are similar to them in terms of attitudes, values, and interests.

Based on Data from a Longitudinal Study of Best Friends