EX$6-21($Algo$)$ Given the following information, compute...

Given the following information, compute the early, late, and slack times for the project network.

ID Task Duration Predecessor Additional Lag Relationships Lag

A Interview users $9$

B Define new features $9$ A Start$-$start A to B

Finish$-$finish A to B $6$

$5$

C Order components $3$ B

D Build prototype $6$ C Finish$-$start C to D $7$

E Test $6$ C Finish$-$start C to E

Finish$-$finish D to E $3$

$4$

F Field test $10$ E