The following table shows orders to be processed at a machine.

Job Processing Time $($days$)$ Due Date $($days$)$

A $820$

B $1018$

C $525$

D $1117$

E $935$

a$.$ Determine the processing sequence using each of these priority rules: $(1)$ CR$,(2)$ MST$,(3)$ SPT$,(4)$ EDD.