Ashley Thinks That Her Company Is Discriminating Against a Particular

Ashley thinks that her company is discriminating against a particular group of employees by denying them seniority or promotions. She expresses her concern to a senior human resources manager. This method of expressing concern about an instance of illegal employment through proper channels is known as

A) opposition.
B) retaliation.
C) participation in a proceeding.
D) discrimination.
E) affirmative action.