1.3-2 Packet switching versus circuit switching (1). Which of the characteristics below are associated with the technique of packet switching? Please select all correct choices. Note: Each wrong answer carries 33.33% penalty! Select one or more: Reserves resources needed for a call from source to destination. Resources are used on demand, not reserved in advance. Data may be queued before being transmitted due to other user's data that's also queueing for transmission. Frequency Division Multiplexing (FDM) and Time Division Multiplexing (TDM) are two approaches for implementing this technique. Congestion loss and variable end-end delays are possible with this technique. This technique is used in the Internet. This technique was the basis for the telephone call switching during the 20th century and into the beginning of this current century