Igneous rocks are the most common of the three types of rocks. Yet they are not often observed because they are typically buried under (a) metamorphic rocks. (b) sedimentary rocks. (c) minerals. Large...

Igneous rocks are the most common of the three types of rocks. Yet they are not often observed because they are typically buried under

(a) metamorphic rocks.

(b) sedimentary rocks.

(c) minerals.

Large crystals are usually associated with

(a) intrusive igneous rocks.

(b) metamorphic rocks.

(c) extrusive igneous rocks.

(d) minerals.