Pick up the correct statement from the following:

The temporary structure erected to increase the size of opening in an existing wall</p>

Mile Stone charts were invented in the year of

Critical path method

The artificial activity which indicates that an activity following it, cannot be started unless the preceding activity i…

If the total float and duration of an activity are 5 and 10 days respectively, the particular activity can be

For a given activity, the optimistic time, pessimistic time and the most probable estimates are 5, 17 and 8 days respect…

Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written …

The minimum height of work where scaffolding is to be used is</p>