A nurse is collecting data from an adolescent client. Which of the following behaviors should the nurse expect an adolescent who has achieved successful resolution of the developmental tasks of identity vs. role confusion to exhibit?

The correct answer is A: Expresses her opinions. Adolescents who have successfully resolved the developmental task of identity vs. role confusion are more likely to express their opinions confidently and assertively as they have a clear sense of self and have developed their own identity. This behavior reflects their ability to articulate their thoughts and beliefs, showing autonomy and independence.
Summary of other choices:
B: Using time effectively is a good skill but not directly related to resolving identity vs. role confusion.
C: Starting and completing tasks is important, but not indicative of resolving identity issues.
D: Establishing close relationships is important, but it is not the primary behavior associated with resolving identity vs. role confusion.