Consider the following project.

$\backslash$table$[[$Activity$,$Immediate,Activity Time$],[,$Predecessor,$($days$)]]$

A

$8$

B

$6$

C

A$,$ B

$4$

D

B

$5$

E

C

$7$

F

C$,$ D

$7$

G

D

$9$

$E,F,G$

$6$

Determine the critical path.

ACEH

BDFH

ACFH