In the accompanying figure, Arial is an example of a ____ font.

Which of the following can help to prevent spam? (Select the two best answers.)

A. Use a spam filter. B. Run a Trojan scan. C. Close open mail relays. D. Consider technologies that discouraged spyware.

To save the position and orientation of an object, Alice provides special invisible objects called ____.

A. shots B. attributes C. clips D. markers