What is meant by disaster recovery plan $($DRP$)?$

A$.$ A collection of storage devices that is attached to a network in such a way that the devices appear to be local storage devices

B$.$ One or more rooms with protected access and controlled environment for computers and other IT devices

C$.$ A plan that documents the steps to restore business operation after an interruption

D$.$ A plan that documents the steps you can take to replace damaged or destroyed components due to a disaster to restore the integrity of your IT infrastructure