Why Are the Jovian Planets Formed from Materials Different from the Terrestrial

Multiple Choice

Why are the Jovian planets formed from materials different from the terrestrial planets?

A) Terrestrial planets were protected by the asteroid belt between Mars and Jupiter.
B) The composition of elements in a planet was a random process after the Big Bang.
C) When the solar system first formed, the heaviest elements sank toward the center of the nebulae and the lightest elements floated out.
D) Gaseous Jovian planets, formed farther away from the heat of the Sun, are formed from light weight nebulae "dust."
E) Only the terrestrial planets formed from planetesimals.