The preamble of a frame ________

A) is located at the start of a frame
B) alerts the receiver that a new frame has arrived
C) is used to synchronize the receiver's clock with that of the sender
D) all of the above


D

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What will be an ideal response?

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A park's system contains sites designated as natural areas, which are lands minimally disturbed by humans

Indicate whether the statement is true or false

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