Have earned an associate's or more advanced degree from an institution accredited by an agency recognized by the U.S. Secretary of Education or the Council for Higher Education Accreditation, with a major in a field other than early childhood education, early childhood development, or child and family studies, earned at least twenty-four (24) semester credit hours, or its recognized equivalent, from an institution accredited by an agency recognized by the U.S. Secretary of Education or the Council for Higher Education Accreditation in early childhood education, early childhood development, child and family studies, or a closely related field, and have at least one (1) year of supervised occupational experience working with children in a licensed District of Columbia Child Development Center or its equivalent in another jurisdiction; OR. Have earned at least forty-eight (48) semester credit hours, or its recognized equivalent, from an institution accredited by an agency recognized by the U.S. Secretary of Education or the Council for Higher Education Accreditation, of which fifteen (15) semester hours, or its recognized equivalent, shall be in early childhood education, early childhood development, or child and family studies, and has at least at least two (2) years of supervised occupational experience working with children in a licensed District of Columbia Child Development Center or its equivalent in another jurisdiction; provided that he or she earns an associate's degree as described in (a) or (b) within four (4) years of the effective date of these regulations; OR.