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In a bss with no ap (ad hoc network), we have five stations: a, b, c, d, and e. station a needs to send a message to station b. answer the following questions for the situation where the network is using the dcf protocol:
a. what are the values of the to ds and from ds bits in the frames exchanged?
b. which station sends the rts frame and what is (are) the value(s) of the address field(s) in this frame?
c. which station sends the cts frame and what is (are) the value(s) of the address field(s) in this frame?
d. which station sends the data frame and what is (are) the value(s) of the address field(s) in this frame?
e. which station sends the ack frame and what is (are) the value(s) of the address field(s) in this frame?

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