Secure https//blackboard saumag.edu/webapp aestion Completion Status: Question 11 The frequency range [900-2400] MHz is considered an ISM frequency band. True O False Question 12 The extended service topology describes a centralized WiFi connection. O True False Question 13 Confidentiality is important to make sure that the communication is established between authorized users True False Save and Submit Click Save and Submit to save and submit. Click Save All Answers to save all answers. arch