Physics, 07.01.2020 10:31 bvargas786p7aa8y

Which statement is true?
a. spiral and elliptical galaxies have gas and dust between stars while irregular galaxies do not.
b. spiral and irregular galaxies have gas and dust between stars while elliptical galaxies do not.
c. irregular galaxies have gas and dust between stars while elliptical and spiral galaxies do not.
d. elliptical galaxies have gas and dust between stars while irregular and spiral galaxies do not.

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