The three major types of volcanoes are
Ashield volcanoes, conduits, and vents.
Bshield volcanoes, cinder cones, and composite volcanoes.
Ccalderas, conduits, and vents.
Dshield volcanoes, cinder cones, and calderas.
Ashield volcanoes, conduits, and vents.
Bshield volcanoes, cinder cones, and composite volcanoes.
Ccalderas, conduits, and vents.
Dshield volcanoes, cinder cones, and calderas.