Composite Volcanoes Are So Called Because They

Multiple Choice

Composite volcanoes are so called because they

A) are a combination of shield volcanoes,cinder cones,and other volcanoes.
B) have many different types of geologic hazards.
C) were first discovered on the island of Composita in Italy.
D) are composed of lava flows,pyroclastic material,and mudflows.
E) None of these are correct.