<span>the spiral arms of the milky way was made of: D. younger stars and gaseous nebulae
The spiral arms of the mily way was organized into four spiral arms, and since it was made of younger stars and gaseous nebulae, Spiral arms typically contain a higher density of interstellar gas and dust than the Galactic average as well as a greater concentration of star formation</span>
Answer:
all you need to do is dived I think but it should give you the right answer if you dived.
Explanation:
It is igneous rock. When magma cools, it solidifies into a rock called an igneous rock. They are formed when the hot, molten rock rises to the surface, it undergoes changes in temperature and pressure that causes it to cool, solidify and crystalize. Hope this helped you :)!
Answer:
i pretty sure its A forgive me if i'm wrong
Explanation: