Q$2$: For the activities shown below determine:

The duration of project

The critical path by using $($Activity on Node method$)-$ A$-$O$-$N

$\backslash$table$[[$Activity$,$A$,$B$,$C$,$D$,$E$,$F$,$G$,$H$,$I,J$,$K$],[$Buration$,5,7,8,6,3,6,3,6,7,6,8],[($Weeks$),,,,,,,,,,,]]$