The most basic difference between elliptical galaxies and spiral galaxies is that
A) elliptical galaxies lack anything resembling the halo of a spiral galaxy.
B) elliptical galaxies have a spheroidal component (of stars distributed spherically about the galactic center), and spiral galaxies do not.
C) elliptical galaxies lack anything resembling the disk of a spiral galaxy.
D) elliptical galaxies are very old and spiral galaxies are very young.
C
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Fill in the blank(s) with correct word
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