he following represents a project with known activity times. All times are in weeks.

$\backslash$table$[[$Activity$,$Immediate,$],[$C$,$A$,$C$,$ D$],[$E$,$B$,],[$F$,$E$,$ F$,],[$W$,,]]$

a$.8$

b$.2$

c$.12$

d$.18$

e$.10$