____ division multiplexing is a good technique for transmitting multiple concurrent signals over a fiber-optic line.

____ division multiplexing is a good technique for transmitting multiple concurrent signals over a fiber-optic line.

____ division multiplexing is a good technique for transmitting multiple concurrent signals over a fiber-optic line.



a. Statistical time c. Frequency
b. Synchronous time d. Wavelength


Answer: D


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