Your company has a Microsoft $365$ E$5$ subscription.

You perform the following tasks:

Task $1$: You register $10$ new devices with Intune.

Task $2$: You decommission five Windows $10$ devices.

Task $3$: You implement Widows Hello for Business on devices used by the Marketing department.

Task $4$: You apply a policy to disable Bluetooth on devices used by the Research department.

Which task represents the Protect stage of the Device Management Lifecycle?