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？（）
A. Disable the Connect even if the network is not broadcasting option.
B. In the Network and Sharing Center window， click the Diagnose and repair option.
C. Set the default wireless profile type to the Use all-users only profile （recommended） option. Recreate the wireless network.
D. Set 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.
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