If you are setting up a retail business and want to use the latest technology to make customer purchases as easy as possible at the checkout line, which technology are you most likely to deploy?

The output of the following program is

number=2 while [ $number -gt 0 ] do echo "$number \c" number=`expr $number - 1` done a: "number \c" b: number number c: 2 1 d: 1 2 e: 0 1 2

Which of the following does not represent a tangible medium of expression? ____

A. The Web page of the president of your school. B. The sign marking the parking place of the school. C. A welcome note and coupon for a free donut signed by the president of your school. D. An impromptu lecture on illegal parking by the president of your school.