Consider the following project.

Activity

Immediate Processor

Activity Time $($days$)$

A

$-$

$6$

B

$-$

$8$

C

A$,$ B

$5$

D

B

$4$

E

C

$7$

F

C$,$ D

$3$

G

D

$6$

H

E$,$ F$,$ G

$5$

Determine the critical path and determine the estimated completion time of the project.