If a Large 10-Km Asteroid or Comet Struck the Earth

Multiple Choice

If a large 10-km asteroid or comet struck the Earth in the ocean floor,
I.large amounts of molten rock would rain down on Earth and cause massive forest fires.
II.giant tidal waves would result
III.after effects would cause the deaths of most animal life on the planet.
IV.thick clouds of dust would form and block out the Sun for an extended period.

A) I & IV
B) II & III
C) I, II, & III
D) I, II, III & IV
E) II, III, & IV