Why did we structure the telephone system to use switching offices? A.because wh

Question

Why did we structure the telephone system to use switching offices?

A.because when telephones were first invented, they came in pairs of two, and customers had to string a single wire between them to connect them; soon the cities were covered with wires passing over houses and trees in a wild jumble

B.because Bell Telephone Company invented the switching office, and the company was a monopoly at the time, who made this a standard

C.because the switching office was more profitable than using a tandem office or an interoffice trunk

D.none of the above

Explanation / Answer

Answer: A
because when telephones were first invented, they came in pairs of two, and customers had to string a single wire between them to connect them; soon the cities were covered with wires passing over houses and trees in a wild jumble

Explanation:
The telephones sales came in pairs. If the user wants to call the 'n' other telephone users, the separate wires was hanged to the strung for all 'n' houses. The cities, trees and houses was covered with wires. To avoid this problem, the telephone system was structured to use switching offices.

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