Identify which event belongs on the front stage in the dramaturgical theory of society. A. A Marine drill sergeant berates a recruit for holding his rifle wrong. B. A Marine drill sergeant tells his captain that a certain recruit is doing quite well, within earshot of the recruit. C. A shift manager expresses worry to his boss that a new employee may never get the hang of the job. A server complains about a customer to his shift manager after the customer leaves.