Q25,p3,j15. Which transmission technique guarantees that data packets will be recieved by the receiver in the same order in which they were sent by the sender.

A) broadcasting        B)unicasting               C)Packet switching                 D)Circuit Switching.
Answer D.
Explanation.
Circuit switching is a methodology of implementing a telecommunications network in which two network nodes establish a dedicated communications channel or    circuit through the network before the nodes may communicate.