What command should be used to look at collision errors?

A ______ is a word, name, symbol, or device that is used in trade with goods to indicate the source of the goods and to distinguish them from the goods of others.

A. copyright B. patent C. trademark D. all of the above

Always use ____________________ measurement values, such as ems or percentages, if you want your web pages to adapt to different browser sizes or user-applied font size..

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