Final answer:
The Update Project dialog box is used to record actual work done on a task.
Step-by-step explanation:
Which dialog box is used to record actual work done on a task?
The correct answer is c) Update Project.
The Update Project dialog box in project management software is used to record the actual work done on a task. It allows you to enter actual start and finish dates, % complete, hours worked, and any remaining work.
By updating the project with actual work done on a task, you can track progress, compare it with the planned schedule, and make adjustments if necessary.