Using the information provided in the table, the network diagram and the project completion time -25 weeks, reduce the completion time of the project by 5 weeks in the most economical way. (If there is no amount for a box enter 0 . All boxes must be filled.) Reduce A by \begin{tabular}{ll} \multicolumn{1}{c}{ week(s), B by } & week(s), C by \\ week(s), E by & week(s), F by \\ week(s), H by & week(s). \end{tabular} week(s), B by week(s), E by week(s), H by week(s), C by week(s), F by week(s). week(s), D by week(s), G by Total additional cost is $