A $6$ None

B $12$ None

C $8$ A

D $4$ A

E $6$ B

F $4$ C$,$ G

G $8$ D$,$ E

H $2$ D$,$E

I $10$ D$,$ E

A$)$ Calculate the scheduled completion time and identify the critical path. $(5$ Points$)$

B$)$ What is the slack time for tasks B$,$ C$,$ and D$?(5$ points$)$