Include the keyword _____ in a media query to cause older, non-supporting browsers to ignore the media query

Which companies have recently required software registration over the Internet or by telephone to activate it?

A) Microsoft and Apple B) IBM and Microsoft C) Apple and IBM D) Microsoft and Adobe

Match the home entertainment center device to its function:

I. HDTV II. DVR III. Blu-ray disc IV. digital audio system V. interactive game player A. used to record television programs for viewing at a later time B. newer television broadcast of digital images with more lines of pixels C. uses digital signals sent from handheld input devices to the computer D. uses digital signals for sound E. dominant new standard for recording HD video