The following scenario illustrates which of the following concepts? Marcia is sixteen. She has been menstruating for several years. She is as tall as her mother and looks like a grownup but is not one.

hormones

puberty

adolescence

young adulthood

puberty

Explanation:

According to the scenario given, Marcia is sixteen years old and has already started menstruating and has added a few inches to her height and looks like a grown up, even though she isn't one yet.

Marcia is most probably experiencing puberty because she has started experiencing some changes synonymous with puberty such as menstruation, hormonal changes such as development of breasts which makes her look like a grown up and growth.