Answer:
D. igneous is the correct answer.
Explanation:
Rocks formed from the cooling lava of volcanic eruptions are igneous.
Igneous rock formation occurs by the cooling and solidification of lava.
Igneous rock are of two types
When the lava comes to the earth's surface through volcanic eruptions and the rocks that are produced from the lava cooling and solidification are called extrusive igneous rocks.
examples of extrusive igneous rocks are pumice, volcanic ash, cinders,and obsidian.
