What is the estimated expected $($mean$)$ time for activity E$?$

$\backslash$table$[[$Activity$,\backslash$table$[[$Immediate$],[$Predecessor$]],\backslash$table$[[$Optimistic Time$],[$Estimates $($days$)]],\backslash$table$[[$Most Likely Time$],[$Estimates $($days$)]],\backslash$table$[[$Pessimistic Time$],[$Estimates $($days$)]]],[$A$,-,44,50,56],[$B$,-,45,60,75],[$C$,$A$,42,45,48],[$D$,$A$,$ B$,31,40,49],[$E$,$C$,27,36,39],[$F$,$D$,$ E$,58,70,82]]$

$36$ days

$40$ days

$45$ days

$35$ days

$39$ days