Application I think because software used to create a program is called application software I'm not entirely sure about that though
Answer:
TTL
Explanation:
TTL means time -to- live field is a counter that is designed to keep packets from circulating indefinitely in the network case forwarding tables accidentally create cycles. An IP datagram is typically initialized with a TTL of 60 or 64 and the TTL is decremented by one each time it enters a router. If the TTL reaches zero, the router will discard the packet. It is one of the components of the IP datagram
The union of two tables is basically the total of the two tables, so "or" questions would be my guess.
USB Type C or 3.0/3.1 is the fastest