Activity Predecessor Time$($weeks$)$

A $--6$

B $--6$

C A $4$

D B $9$

E C$,$D $11$

F E $3$

Using Table $7\mathrm{.}4,$ what is the largest amount of slack that any activity in the project has?

Question $4$Select one:

A$.$

two weeks

B$.$

zero weeks

C$.$

five weeks

D$.$

four weeks

$$

G D$,$ E $1$

H E $6$

I E$,$ F $2$

$$

J G$,$ H$,$ I $4$

K H$,$ I $3$

L I $6$

Using Table $7\mathrm{.}6,$ suppose activity D can be shortened from four days to one day. Assume all other activity times remain the same. How much shorter will the total project earliest completion time become?

Question $3$Select one:

A$.$

one day

B$.$

zero days

C$.$

three days

D$.$

two days