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Astronomy

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Retrograde motion describe the
A backward motion of the stars relative to Earth
B uniform circular motion exhibited by the planets
C irregular speeds at which the planet travel.
D backward motion of the planets with respect to the stars

I think the answer is A
But my book state that it in a backward motion but I don't understand

  • Astronomy - ,

    I already answered this question for you and the answer was not A.

    Check my previous answer.

    You have two "backward motions" to choose among.

  • Astronomy - ,

    http://www.jiskha.com/display.cgi?id=1269739195

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