The following activities are part of a project to be scheduled using CPM:

$\backslash$table$[[$ACTIVITY$,$IMMEDIATE PREDECESSOR,TIME $($WEEKS$)],[$A$,-,6],[$B$,$A$,3],[$c$,$A$,7],[$D$,$c$,2],[$E$,$B$,$ D$,4],[F,$D$,3],[$G$,E,F,7]]$

b$.$ What is the critical path?

A$-$C$-$D$-$E$-$G

A$-$C$-$D$-$F$-$G

A$-$B$-$E$-$G

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

Number of weeks

d$.$ How much slack does activity $B$ have?

Slack of activity B

weeks