3. What is the function of a router in a data network? (select all applicable)
a. Device that determines the next network point which a data packet should be forwarded to.
b. Creates and maintains a table of available routes and uses this information to determine the best route for a given data packet.
c. A router is connected to at least 2 networks.
d. A router can at times be considered as a gateway to have access to other networks, example, the internet.