Samuel is a tenured professor at a university. He has meaningful relationships with peers and is close with family. People view Samuel as a responsible and reliable person. While he works hard, he also likes to enjoy his time off. On the first day of San Francisco Gay Pride week, he ran around the streets of the festival half naked with only private parts covered in caution tape. In the crowd were other half naked males. Samuel's behavior is indicative of

a) a manic episode

b) hypomanic episode

c) manic disorder

d) person having a good time