Venus' slow retrograde (backward) rotation is most likely due to
A) the decay of radioisotopes on the surface.
B) tidal forces from the Sun.
C) extreme volcanic activity.
D) an impact with a giant object.
E) magnetic field interactions.

Question

Quizplus · Accepted Answer

Venus' slow retrograde rotation is most likely due to a massive impact with a giant object in the past, which could have altered its rotation direction and speed.

Venus' Slow Retrograde (Backward) Rotation Is Most Likely Due to