Question

which type of volcano is characterized by steep sides and largely symmetrical, massive cones built from layers of lava flows, volcanic ash, cinders, and large chunks of rock?
composite cone
cinder cone
fissures
shield cone

Explanation:

Composite cones, also known as stratovolcanoes, have steep - sided, symmetrical cones formed from alternating layers of lava flows, volcanic ash, cinders, and large rock chunks. Cinder cones are mainly made of cinders. Fissures are long cracks, not cone - shaped. Shield cones have gentle slopes.

Answer:

A. composite cone