Which of the following is not an example of indirect characterization?

AAlthough her friends were out having fun tonight, Jamie had decided to stay home and prepare for tomorrow's math exam.

BJamie slipped out of the window of her bedroom and ran off to hang with her friends.

CJamie was a goody-goody who studied all the time.

DJamie received her test back from her teacher and told herself: "I knew studying one more night would be worth it. Look, an A-excellent!"