Which of the following reflects the research evidence for characteristics of friendships between adolescents and emerging adults?
a. Research evidence suggests that friendships between adolescents and emerging adults tend to be more intimate and emotionally close, with a focus on self-disclosure and social support.

b. Studies have shown that friendships in this age group often involve a significant amount of conflict and negativity, as individuals navigate through the process of individuation and identity formation.

c. The research indicates that friendships between adolescents and emerging adults are often characterized by a high degree of peer influence and conformity, as individuals seek to establish their social identity within their peer group.

d. Evidence suggests that friendships during this developmental stage tend to become more selective and exclusive, with individuals forming smaller, close-knit groups of friends who share similar interests and values.