The activities described by the following table are given for the Duplaga Corporation.

Activity

Time

$($in weeks$)$

Immediate$$ Predecessor$($s$)$

Activity

Time

$($in weeks$)$

Immediate$$ Predecessor$($s$)$

Activity

Time

$($in weeks$)$

Immediate$$ Predecessor$($s$)$

A

$8$

minus

D

$6$

B

G

$5$

$$E$,$ F

B

$6$

A

E

$9$

B

H

$5$

D

C

$3$

A

F

$5$

C

I

$4$

$$G$,$ H

This exercise contains only parts b and c$.$

Part $2$

$$b$)$ The activities on the critical pathLOADING... are

$$