A+ Pop Quiz: There’s plenty where those came from A network administrator has been asked to upgrade the wireless network in a warehouse. The existing network uses 2.4 GHz frequencies and operates at 11 megabits per second. Which of the following would describe this existing network? A) 802.11a B) 802.11b C) 802.11g D) 802.11n E) 802.11ac F) We could use some additional letters