Question

a cloud of interstellar dust and gas that scatters light from a nearby star is called
an emission nebula.
a dark nebula.
a planetary nebula.
a reflection nebula.

Explanation:

A reflection nebula is a cloud of interstellar dust and gas that scatters light from a nearby star. Emission nebulae emit their own light due to ionized gas. Dark nebulae block light. Planetary nebulae are the ejected envelopes of red - giant stars.

Answer:

D. a reflection nebula