Parts of a sentence/paragraph are given below. While the first and the last parts (A and F) are in the correct order, the parts in between are jumbled up. Arrange the parts in the correct order to form a meaningful and coherent sentence/paragraph.

A.If you complete one of your assignments early
B.do not work on any other assignment
C.go back through that assignment only
D.if you are found working on another assignment
E.this is not permitted
F.Your contract will be terminated