 
			 
			MCQOPTIONS
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				| 1. | Three methods of switching are | 
| A. | circuit switching, packet switching, and protocol switching | 
| B. | circuit switching, packet switching, and message switching | 
| C. | Loop switching, packet switching, and message switching | 
| D. | Node switching, packet switching, and message switching | 
| Answer» C. Loop switching, packet switching, and message switching | |