Which of the following statements is correct for the use of packet switching?

[A].	the subdivision of information into individually addressed packets in conjunction with alternative routing arrangement enabled the transmission path to be altered in the event of congestion or individual link failure
[B].	the employment of additional intelligence within the network enabled more sophisticated error control and link control procedures to be applied
[C].	by employing wide bandwidth circuits for the trunk networks substantial economies through extensive sharing of capacity could be achieved.
[D].	All of the above
[E].	None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.