Delete Activity
Delete an activity from the Activity Grid.
There are three methods to choose from when deleting activities.
Method One
Select the Activity in the Activity Grid. On the Home tab, in the Activities group, click Delete Activity (CTRL + D).
Method Two
Right-click an activity in the Activity Grid, and choose Delete Activity (CTRL + D).
Method Three
Select the Activity in the Activity Grid. On the Gantt menu, point to the Activities, then click Delete (CTRL + D).