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So , I skipped work today . Two reasons really . The first reason was I got an email last night that said the principal is moving me back to the math department because there are n't enough physics students to warrant having 2 teachers .

Why is the teacher being moved between departments ?
Available options: (I). Not enough Physics ' interest (II). lack of interest in Math (III). Not enough Physics ' teachers (IV). Math teacher skipped work
(I).