Regarding network charting..please complete the following fill in the blank questions

A (n) ________ is an element in the project that consumes time.

The activity time estimates used to build a project network are derived from ________.

A ________ is an activity that has more than one predecessor.

In a ________ 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.