Regarding network charting....please complete the following fill in the blank questions.... A (n)__..__-1s The activity time estimates used to build a project network are derived from A____is an activity that has more than one predecessor is an element in the project that consumes time. om-- the delaying of any activity will delay the completion of the project by the same amount. Activities that can take place at the same time if the manager wishes them to are called A (n) __ represents a point in time when an activity is started or completed and does not consume time. A (n)___.... has more than one successor activity