The Famous Destruction of the Roman City of Pompeii Was

The famous destruction of the Roman city of Pompeii was produced by ________.

A) a large cinder cone burying the city in tephra
B) a composite volcano erupted lava that buried the city,fossilizing people who were overridden by the fast moving flows
C) a volcanic mudflow from Mt.Vesuvius that buried the people and the city
D) a pyroclastic eruption from a composite volcano that buried the city in ash and smothered the people living there