Which three statements describe WLAN RF interaction with environmental situations? (Choose three.)

Which three statements describe WLAN RF interaction with environmental situations? (Choose three.)
A . Outdoor rain or indoor humidity affects diffraction.
B . Outdoor rain or indoor humidity affects attenuation.
C . RF frequency is inversely related to attenuation.
D . RF frequency is directly related to attenuation.
E . The human body affects diffusion.
F . The human body affects attenuation.

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Answer: BDF