Schedule the following activities using CPM:

ACTIVITY IMMEDIATE PREDECESSOR TIME $($WEEKS$)$

A $3$

B A $4$

C A $9$

D B $2$

E C D $7$

F D $3$

G F $4$

H E G $5$

b$.$ What is the critical path?

multiple choice $1$

A$-$C$-$E$-$F$-$G$-$H

A$-$B$-$D$-$E$-$H

A$-$B$-$D$-$F$-$G$-$H

A$-$C$-$E$-$H

c$.$ How many weeks will it take to complete the project?