The subduction of oceanic crust under continental crust predominantly produces which of the following types of volcanic eruption?

The subduction of oceanic crust under continental crust predominantly produces violent and explosive types of volcanic eruption.
This is because this type of lava is created at low temperatures, but would cause a violent and explosive eruption at some point in time.

Answergoogle earth; i believe this is the correct answer, plz check first;

Largely uneconomic because they provide little profit or food surplusi think so