When Larger Fragments of Comet Shoemaker-Levy 9 Crashed into Jupiter

Multiple Choice

When larger fragments of Comet Shoemaker-Levy 9 crashed into Jupiter in 1994,

A) they exploded in Jupiter's atmosphere, releasing energy equal to millions of megatons of TNT
B) they changed the motion of Jupiter, making its orbit larger
C) they produced vast plumes of material that changed the color of Jupiter's inner moons
D) they reassured scientists on Earth that this kind of comet impact could NEVER happen to Earth
E) they produced no visible effect whatsoever on the giant planet Jupiter