1 point In a congested network, packet transmission and propagation delay increase True False 2 i point Packet transmission delay depends on the length of the physical link and its propagation speed True False 23.1 point A persistent connection closes as soon as the first file/object is transfered True False 24 point. Protocols can be open and available for everybody to use or closed/propriatory True False 25 point When a packet is given to the transport layer the app that generated the packet can specify which routers and path the packet should take True False