"Igneous rocks are one type of rock. They are formed from liquid rock called magma. Magma exists far below Earth's surface. Magma sometimes escapes to the surface through cracks, such as mouths
of volcanoes. When magma reaches the surface, it's called lava."
Which detail would best support the main idea of the paragraph?
A. Igneous rock is created from magma.
B. Lava can reach temperatures above 200 degrees.
C. Volcanoes that are not active are called dormant.
D. Sedimentary rock is made from many particles.