Activity durations are normally estimated in an intuitive and subjective way. All of the following will improve duration accuracy EXCEPT

Activity durations are normally estimated in an intuitive and subjective way. All of the following will improve duration accuracy EXCEPT
A . Use gross building square footages. The pluses and minuses all average out.
B . Look at each activity independently and don’t follow specific logic paths when assigning activity durations.
C . Divide activities into smaller activities. This will increase activity detail and duration estimate accuracy.
D . Use the people responsible for performing the work as a resource to assign activity durations.

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Answer: D