Which description refers to interlaced video?

A.
Every odd pixel is displayed in one pass and every even pixel is displayed in an
alternating pass.

B.
The red, green, and blue components are drawn one at a time.

C.
Every scan line on the screen is drawn in one pass.

D.
Every odd scan line on the screen is drawn in one pass and every even scan line is
drawn in an alternating pass.

Explanation:
http://msdn.microsoft.com/en-us/library/windows/desktop/aa367729(v=vs.85).aspx