$\backslash$table$[[$Activity$,\backslash$table$[[$optimistic$],[$time$]],\backslash$table$[[$most likely$],[$time$]],\backslash$table$[[$pessimistic$],[$time$]],\backslash$table$[[$Activity$],[$Predecessor$]]],[$A$,3,5,7,-],[$B$,4,8,10,$A$],[$C$,2,3,5,$A$],[$D$,6,9,12,$B$,$ C$],[$E$,5,9,15,$D$]]$

Table $1$

Reference: Ref $1$

Using Table $1,$ the probability that the project could be completed in $34$ weeks or less is approximately

A$.0\mathrm{.}86.$

B$.0\mathrm{.}89.$

C$.0\mathrm{.}96.$

D$.0\mathrm{.}91.$