A teacher may be absent from school for personal reasons under the following conditions:
a) The length of time must be mutually agreeable to the teacher and the Superintendent.
b) A suitable substitute can be provided.
c) At the discretion of the Superintendent the teacher shall:
i) receive full pay, or
ii) be deducted the per diem of his/her regular pay, or
iii) be deducted salary equal to cost of substitute.