$[$Question $1316]$ A factory owner is going to construct a sales building with a

connecting power plant and fire tank. The activities, activity description, estimated

durations, and pre$-$requirements are given in the following table.

$13.$ Identify the critical path.

a$)$ A $$ B $$ F $$ G

b$)$ A $$ B $$ F $$ H

c$)$ A $$ B $$ E $$ G $-$ H

d$)$ A $$ C $$ E $$ G $$ H

e$)$ None of the above.

$14.$ What is the project duration for the above network?

a$)18$

b$)20$

c$)22$

d$)24$

e$)$ None of the above

$15.$ Find slack for the activity C

a$)0$

b$)1$

c$)2$

d$)3$

e$)4$

$16.$ Find slack for the activity G

a$)4$

b$)3$

c$)2$

d$)1$

e$)0$