Final answer:
A child's self-concept encompasses self-esteem and awareness of personal traits such as gender and size.
Step-by-step explanation:
A child's self-concept encompasses not only self-esteem but also awareness of personal traits such as gender and size. This statement is true. Self-concept refers to how a person perceives and understands themselves. It includes self-esteem, which is the evaluation of one's own worth, but it also includes awareness of personal traits, such as gender and size. Self-concept develops throughout childhood, starting from infancy and continuing into adolescence.