$\backslash$table$[[$Job$,$Immediate Predecessors,Time Required $($Weeks$)],[$A$,-,3],[$B$,-,5],[$C$,-,2],[$D$,-,4],[$E$,$B$,$ C$,9],[$F$,$C$,7],[$G$,$A$,$ D$,$ E$,4],[$H$,$E$,5],[$I$,$E$,$ F$,6]]$A certain project is made up of nine jobs. The associated precedence requirements and job processing times are as follows:

Job Immediate Predecessors Time Required $($Weeks$)$

A $-3$

B $-5$

C $-2$

D $-4$

E B$,$ C $9$

F C $7$

G A$,$ D$,$ E $4$

H E $5$

I E$,$ F $6$

Which is the least critical job to the project $($i$.$e$.,$ which job has the greatest slack$)?$