Most If Not All of Jupiter's Outermost "Moons" Appear to Be

Multiple Choice

Most if not all of Jupiter's outermost "moons" appear to be

A) relatively small rocks or icy debris left over after the formation of the rest of the Jovian moons.
B) spherical, about the same size as and similar to Earth's Moon or Mercury.
C) loosely bound collections of fine dust grains held together by electrical forces similar to static electricity on Earth.
D) small planetesimals captured by Jupiter.