The volcanic landform that is formed when the more resistant volcanic pipe remains after most of the cone has been eroded is called?

Volcanic neck

Explanation:

If the lava within the neck of an active volcano hardens, then a volcanic neck also known as volcanic plug gets created.

The volcanic plug thus formed offers more resistant to the flow of lava from the volcano and leads to a built up of pressure such that, the volcanic eruption can be extremely explosive in nature.

i think it's c

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