Question: B sent its data to A at t = 0 ( time slot ) . At t = 1 , C has data to send

B sent its data to A at t=0(time slot). At t=1, C has data to send to D. IF MAC data at t-Blank 1, which leads to a Blank 2(fill A or B). This is called the Blank
problem.
A. collision
B. delay
C. exposed
D. hidden

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