You share your portable computer with a co-worker. You use separate user accounts to log on. A wireless network is available to you and your co-worker. You need to prevent your co-worker from modifying your wireless network profile. What should you do？（）
- ADisable the Connect even if the network is not broadcasting option.
- BIn the Network and Sharing Center window， click the Diagnose and repair option.
- CSet the default wireless profile type to the Use all-users only profile （recommended） option. Recreate the wireless network.
- DSet the default wireless profile type to the Use all-users and per-user profiles option. Recreate the wireless network by using the Save this network for me only option.