Can you solve this?

EX9-4 (Static) Given the data and information that... Given the data and information that follow, compute the total direct cost for each project duration. The indirect costs for each project duration are shown in the following table: To compress from time period 15 to time 14, crash the following activity(s): (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) To compress from time period 15 to time 14 , crash the following activity(s): (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) A ? ? ?D ? E ? F ? G ? H ? To compress from time period 14 to time 13, crash the following activity(s): (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) To compress from time period 13 to time 12, crash the following activity(s): (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) ? A ? B ?C ? D ? E ? F ? G ? H ? What is the crash point of the network