Change the following sentence into Indirect Speech.

Shut the door!

Let the door be shut

The correct answer is Option (2) - Let the door be shut

 Explanation:
When an imperative sentence (command or request) is changed into indirect speech, it usually begins with “let” if the command is in the form of an order.

Direct Speech: Shut the door!
Indirect Speech: He ordered that the door be shut / Let the door be shut.