Consider the following project management problem. $($Noteshaper Scenario #$27)$

$\backslash$table$[[$Task$,$Immediate Predecessor$($s$),$Duration $($days$)],[$A$,$None,$2],[$B$,$A$,4],[$C$,$A$,7],[$D$,$A$,$ B$,2],[$E$,$B$,4],[$F$,$D$,$ E$,2]]$

a$.$ Draw the Network diagram and include the Early Starts $($ES$),$ Early Finishes $($EF$),$ Late Starts $($LS$),$ and Late Finishes $($LF$)$

b$.$ What is the expected completion time of this project?

c$.$ What is the critical path through this project?

d$.$ How much slack is in Activity C$?$ What does this mean?

e$.$ How much slack is in Activity E$?$