A user's laptop hard drive contains sensitive information. The user often plugs the laptop into the corporate network. A sensitive file from the laptop has been found on another user's laptop. How cou

Disabling file and print sharing prevents the laptop from creating network shares, thereby restricting other users on the corporate network from accessing files on the laptop, which would prevent an accidental or unauthorized file transfer.

Deleting unused drives from the network is an action that might be taken on a network server or workstation, but it does not prevent a local laptop from sharing its files.

Removing shared keys from a key ring pertains to encryption keys or password management, which is not directly related to preventing unintended file sharing over a network.

Setting the read-only attribute on files prevents others from modifying them but does not prevent the files from being read or copied by other users if they have access through sharing.