(b) Discharge or in any other manner discriminate against any employee for–

(1) Using, or attempting to use, paid sick leave as provided for under E.O. 13706 and 29 CFR part 13;

(2) Filing any complaint, initiating any proceeding, or otherwise asserting any right or claim under E.O. 13706 or 29 CFR part 13;

(3) Cooperating in any investigation or testifying in any proceeding under E.O. 13706 or 29 CFR part 13; or

(4) Informing any other person about his or her rights under E.O. 13706 or 29 CFR part 13 (see 29 CFR 13.6(b)); or