Which best describes the difference between 802.11n and 802.11ac?

Question

Options

• A802.11ac offers more channels over more bands than 802.11n
• B802.11ac MCS 1 is about twice as fast as 802.11n MCS1
• C802.11ac offers more modulation schemes than 802.11n
• D802.11ac 1SS MCS 9 is allowed over a 20, 40, 80 and 160 MHz channel, while 802.11n 1SS

• A
  15% (4)
• B
  8% (2)
• C
  73% (19)
• D
  4% (1)

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