(Job 1, M1)

(Job 2, M3)

(Job 3, M2)

The Least Completion Time of Each Job till the End of the 1st Operation

7

6

8

Related Relative Due Dates

0

0

1

Result (Tardiness)

7

6

7

Order of Implementation

$\boxed{2}$

$\boxed{1}$

$\boxed{3}$