What causes of hidden nodes within a BSS would be more likely lead to an increase in collisions and
retries? (Choose 2)

A.
Data frames too large for the physical environment

B.
Client stations broadcasting with too much power

C.
Access points broadcasting with too little power

D.
Client stations too close in proximity to each other

E.
Obstacles between client stations causing attenuation

F.
Large 802.11 cells with physically distributed stations