Using the information in the following table, which are the activities required to develop an information system for a company, assuming that the project team are available and that all tasks will start as soon as possible. Questions a- Draw a PERT/CPM for this problem (4 pts) b- Write the Earliest Start time and Earliest Finish time for each activity. (3 pts) c- Write the Latest Start time and Latest Finish time for each activity. (3 pts) d- Calculate the Slack time for each activity, and determine the critical activities. ( 2 pts)