Which of the following should the technician do FIRST to resolve the problem?

A technician has determined that there is constant interference from other wireless devices over the wireless network. Which of the following should the technician do FIRST to resolve the problem?

A.
Change the admin password on the wireless router.

B.
Change the encryption type on the wireless router.

C.
Change the channel being used by the wireless router.

D.
Change the SSID on the wireless router.