A teacher who has been employed full time or part time by the Division under a Limited Term Teacher - General contract for two (2) successive school years and who subsequently is employed under a Teacher - General contract shall be deemed to have been employed under a Teacher - General contract since the commencement of her or his duties under a Limited Term Teacher - General contract and shall be entitled retroactively to seniority and to sick leave days accrued since his or her date of hire under a Limited Term Teacher - General contract.