$\backslash$table$[[$Activity$,\backslash$table$[[$Predecesso$],[$r$]],$Time $($days$)],[$A$,--,8],[$B$,--,6],[$C$,--,3],[$D$,$A$,$B$,10],[$E$,$C$,8],[$F$,$A$,5],[$G$,$D$,$E$,3],[$H$,$G$,4]]$

Using Table $7\mathrm{.}5,$ what is the earliest that activity D can be finished?

Select one:

A$.8$ days

B$.25$ days

C$.13$ days

D$.18$ days