The image depicts the eruption of Mount Vesuvius which occurred in AD 79. It was painted with oil on canvas by an unknown artist in 1812. People watch a volcano erupt at night from the coast line.

Painting of Mount Vesuvius erupting in 1812 as seen from the Ponte dell Maddalena (c 1820,

Why is the image a secondary source?

a) It is a visual representation of the event.
b) It was created after the event took place.
c) It represents a historian’s view of the event.
d) It includes detailed information about the event.