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what causes a volcano to erupt?
A. there is fire inside the earth B. the heat rock inside the earth explodes
C. there is too much water inside the earth
D. the magma works its way upward through the cracks in the rocks above​


Sagot :

Answer:

letter D

Explanation:

Hope this helpls

ANSWER:

A or D

EXPLANATION:

Volcanoes erupt when molten rock called magma rises to the surface. Magma is formed when the earth's mantle melts. ... Another way an eruption happens is when water underneath the surface interacts with hot magma and creates steam, this can build up enough pressure to cause an explosion.