(e) The Mayor may exempt an assistance unit from the requirements of subsection (a) of this section by reason of hardship or if the assistance unit includes an individual who has been battered or subject to extreme cruelty. For purposes of this subsection, an individual has been battered or subject to extreme cruelty if that individual has been subjected to:
(1) Physical acts that resulted in, or threatened to result in, physical injury to the individual;
(2) Sexual abuse;
(3) Sexual activity involving a dependent child;
(4) Forced engagement in nonconsensual sexual acts or activities;
(5) Threats of, or attempts at, physical or sexual abuse;
(6) Mental abuse; or
(7) Neglect or deprivation of medical care.