Mary is an artist for a children's book publisher who always lets her manager know that she works late on her illustrations.It appears that Mary is using the impression management tactic of:

A) supplication
B) exemplification
C) self-promotion
D) ingratiation

Exemplification is a tactic where an individual tries to project an image of dedication or self-sacrifice to gain admiration or respect. By letting her manager know she works late, Mary is likely trying to showcase her dedication and hard work, which aligns with the exemplification tactic.