Given the information provided below, the latest start time for activity C is:

A precedence network with $7$ nodes.In the precedence network the start node is A and the end node is G$.$ The paths in the network are as follow:A$-$B$-$E$-$GA$-$D$-$G; A$-$B$-$D$-$G; A$-$C$-$F$-$G; A$-$C$-$D$-$G;The time associated with each node is as follows: A$,4$; B$,8$; C$,9$; D$.9$; E$,7$; F$.2$; and G$.5.$

Multiple Choice

$5$

$19$

$4$

$13$

$12$