Question $4.$ Answer the following questions accorfing to the information given ia the table below.

$\backslash$table$[[$Activity$,$Predeceseors,Durstion$($wevks$),$Budget $($S$)],[$A$,-,6,900],[$B$,-,6,1200],[$C$,$A$,6,1200],[$D$,$A$,12,1800],[$B$,$B$,$C$,14,1400],[$P$,$B$,$C$,$D$,10,1500],[$G$,$D$,$E$,16,800]]$

$(20$ poists$)$ Deaw the Betwork with AOA $(2O$ N is not evalua$($cd$).$ Find the critical path and the duration of the project.

$4$b$.(15$ points$)$ At meck $24$ of a project to shoot a TV commercial, what should the expenditures be$?$ If the earned value is right on schedule but the actual expenses are $$9,000,$ what are the cost atd rchedule variances? What are the EAC and the ETC?

BTC$-$EAC$-$AC:EAC$-$BACCPI;SV$-$BCWP$-$BCWS; V$=$BCWP$-$ACWP; CP$-$BCWPAC SPI$-$BCWP$/$BCWS