A packet-switching network
| A. | is free |
| B. | can reduce the cost of using an information utility |
| C. | allows communications channel to be shared among more than one user |
| D. | Both (b) and (c) |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
