How does paragraph 5 contribute to the development of ideas in the text? from the text HOW TO IDENTIFY AND MANAGE EMOTIONS

A
It suggests that the ability to manage emotions is genetic; some people are better at it than others.
B
It suggests that scientists don’t know a lot about emotions, so managing them helps battle the unknown.
C
It emphasizes how varied and complicated emotions can be and shows the importance of identifying them.
D
It shows strong evidence supporting the history of certain emotions and why some people seem to feel them so intensely.