Select the most appropriate indirect form of the given sentence.
“Remove all the stains carefully and clean the windows,” said the contractor to the worker.

A

The contractor requested the worker to remove all the stains carefully and clean the windows.

B

The contractor said to the worker that you should remove all the stains carefully and clean the windows.

C

The contractor instructed the worker to remove all the stains carefully and clean the windows.

D

The contractor told the worker that by removing all the stains carefully, the windows will be cleaned.