You are creating a customer database for the Hillsboro Hops minor league baseball team. Given the information below, complete the forward and backward pass, compute activity slack, and identify the critical path.

ID Description Predecessor Time

$($days$)$

A Systems None $6$

B Subsystem A design A $4$

C Subsystem B design A $4$

D Subsystem C design A $4$

E Program A B $2$

F Program B C $2$

G Program C D $2$

H Subsystem A E $5$

I Subsystem B F $5$

J Subsystem C G $5$

K Integration H$,$ I, J $4$

L Integration test K $3$