Task time estimates for a production line setup project at Robert Klassen's Ontario factory are as follows:

$\backslash$table$[[$Activity$,$Time $($in hours$),\backslash$table$[[$Immediate$],[$Predecessors$]]],[$A$,6\mathrm{.}0,-],[$B$,7\mathrm{.}2,-],[$C$,5\mathrm{.}0,$A$],[$D$,6\mathrm{.}0,$B$,$ C$],[$E$,4\mathrm{.}5,$B$,$ C$],[$P$,7\mathrm{.}7,$D$],[$G$,4\mathrm{.}0,$E$.$ F$]]$

Draw the project network waing AON.

b$)$ Identify the criticel path.

c$)$ What is the expecied yroject leagth?

d$)$ Draw a Gasis chari for the project