what is the first frame sent by the originator?

seenagape

7 years ago

When an originator QoS STA initiates a BlockAck agreement with a recipient QoS STA, what is the first
frame sent by the originator?

A.
BlockAckSetupReq

B.
BlockAckReq

C.
ADDBA Request

D.
BlockAckPolicyReq

E.
ActionBAReq