$2-$ What is the late start time for Activity E given the activity times and precedence requirements shown in the table?

$\backslash$table$[[$Activity$,$Time,Predecessor$],[$A$,4,-],[$B$,7,-],[$C$,8,$A$],[$D$,2,$A$],[$E$,4,$B$],[$F$,5,$C$,$ D$],[$G$,9,$E$,$ F$],[$H$,7,$G$]]$

a$)14$

b$)13$

c$)12$

d$)15$

Bo$$ b$$rak