$\backslash$table$[[$Activity$,\backslash$table$[[$Immediate$],[$Predecessors$]],\backslash$table$[[$Normal$],[$Duration$],[($months$)]],\backslash$table$[[$Normal cost$],[($$$)]]],[$A$,-,3,700],[$B$,-,4,900],[$C$,$A$,2,1,100],[$D$,$B$,6,600],[$E$,$C$,$ D$,8,800],[$F$,$D$,7,1,300],[$G$,$E$,4,500],[$H$,$E$,$ F$,9,800]]$

A$)$ Draw a network diagram for this project.