Q: What happens to a tectonic plate when it subducts?


Read this paragraph and choose the correct option from the provided answers:

Composite volcanoes are common along convergent plate boundaries. When a tectonic plate subducts, it melts. This creates the thick magma needed for these eruptions. The Pacific Ring of Fire is dotted by composite volcanoes.

 Choices:

- it warms

- it cracks

- it sinks

- it melts


A:
it melts