Use the table below to answer all questions:

Activity Predecessor Duration

$($weeks$)$

Activity $1$ None $3$

Activity $2$ Activity $14$

Activity $3$ Activity $25$

Activity $4$ Activity $27$ What is the Earliest Finish $($EF$)$ time for $$Activity $6?$

$($A$)18$ weeks

$($B$)17$ weeks

$($C$)16$ weeks

$($D$)15$ weeks

Activity $6$ Activity $41$