A SOHO is considering a purchase of several printers that will facilitate printing on both sides of the media. Which of the following optional add-ons will provide this functionality?

With ____, instead of giving each outgoing packet a different IP address, each packet is given the same IP address but a different port number.

A. CSMA/CA B. NAT C. PAT D. CSMA/CD

Find the unit rate.$2.56 for 8-min phone call$ __________ /min phone call

Fill in the blank(s) with the appropriate word(s).