Question

match the letter in the sketch above to the type of volcano.
cinder cone
composite
shield
silica content

Explanation:

Cinder - cone volcanoes have moderate silica content and are relatively steep - sided. Composite volcanoes have higher silica content and are tall and steep. Shield volcanoes have low silica content and are broad and gently sloping. Based on the shape and the silica - content gradient, we match them accordingly.

Answer:

Cinder cone: B
Composite: C
Shield: A