Which of the Following Statements About Stellar Parallax Is True

Multiple Choice

Which of the following statements about stellar parallax is true?

A) The amount of parallax we see depends on how fast a star is moving relative to us.
B) Stellar parallax was first observed by ancient Greek astronomers.
C) It takes at least 10 years of observation to measure a star's parallax.
D) We observe all stars to exhibit at least a slight amount of parallax.
E) The closer a star is to us, the more parallax it exhibits.