Answer:
Additional resource needed for the projects
Additional time needed for the project
Step-by-step explanation:
In any project handing their will expected diversion and add on requirement, so to complete a project additional time and additional resource is required to finish a project.
As advice due the project details, end user has keep enough buffer for deviations on resource of man power and additional times taken to finish the project.
While design the project each scope of work is measure with additional time to complete the task
Each scope of work is considered as task in project management.
Step-by-step explanation: