$\backslash$table$[[$Activity$,\backslash$table$[[$Preceding$],[$Activity$]],\backslash$table$[[$Optimistic$],[$Duration$],[($Days$)]],\backslash$table$[[$Most Likely$],[$Duration$],[($Days$)]],\backslash$table$[[$Pessimistic$],[$Duration$],[($Days$)]],\backslash$table$[[$Crash$],[$Cost $($$$)],[($Per Day$)]],\backslash$table$[[$Max$],[$Crash$],[($Days$)]]],[$A$,-,12,13,16,-,0],[$B$,$A$,6,9,10,1,225,2],[$C$,$A$,14,16,20,1,236,4],[$D$,$B$,$ C$,11,12,13,1,247,3],[$E$,$C$,6,9,12,2,109,2],[$F$,$C$,26,30,34,1,958,6],[$G$,$D$,13,15,19,-,0],[$H$,$E$,$ F$,$ G$,4,10,17,1,473,2]]$

What is the expected duration of the project?

It is imperative that the project be crashed by $7$ days. Which activities, in order of crash selection, shall be crashed?

What is the estimated total crashing cost incurred?