; and (2) discriminating against any direct care professional by using the exercise of a right provided under this subtitle as a negative factor in an employment action, such as an action involving hiring, promotion, or changing work hours or number of shifts, or a disciplinary action. (b) Retaliation protection It shall be unlawful for any covered entity to discharge, demote, suspend, reduce the work hours of, take any other adverse employment action against, threaten to take an adverse employment action against, or in any other manner discriminate against a direct care professional with respect to compensation, terms, conditions, or privileges of employment because the direct care professional (or any person acting pursuant to the request of the direct care professional), whether at the initiative of the direct care professional or in the ordinary course of the direct care professional’s duties— (1) opposes any practice made unlawful under this subtitle; (2) asserts any claim or right under this subtitle; (3) assists a direct care professional in asserting such claim or right; (4) informs any direct care professional about this subtitle; (5) requests a change to the written agreement described in section 312; (6) requests a change in scheduled work hours described in section 314, or any other schedule change, without regard to the eligibility of such direct care professional to receive any such change; (7) (A) files an action, or institutes or causes to be instituted any proceeding, under or related to this subtitle; (B) gives, or is about to give, any information in connection with any inquiry or proceeding relating to any right provided under this subtitle; or (C) testifies, or is about to testify, in any inquiry or proceeding relating to any right provided under this subtitle