Which of These Was NOT a Result of Comet Shoemaker-Levy

Multiple Choice

Which of these was NOT a result of Comet Shoemaker-Levy 9 impacting Jupiter?

A) The observable effects were delayed by several months after impact, because the resulting heat had to be convected through Jupiter's atmosphere.
B) Friction with the atmosphere created enormous fireballs.
C) Carbon from the comet vaporized, leaving dark plumes.
D) Ripples created by the impact disturbed Jupiter's atmosphere for months.