Particles That Make Up the Rings of Uranus and Neptune

Multiple Choice

Particles that make up the rings of Uranus and Neptune are composed of

A) rocky material from tidally disrupted moons.
B) organic material that has darkened because of bombardment by high-energy
Charged particles.
C) icy material from tidally disrupted comets.
D) magma from volcanic eruptions on the surfaces of their moons.
E) all of these