Verified Answer :

Hagrid

The part of the volcano where
magma is stored is the magma chamber, letter B. The magma is a molten rock under intense pressure
which leads to the surrounding rock of the magma to fracture creating a way out
for magma to flow. It is also less dense than the mantle, a part of the earth,
which allows it to seep through the mantle’s cracks.

Answer:

B❤✌

Explanation: