Why do we find volcanoes along plate boundaries? What is happening at these boundaries that produces volcanoes?

Most volcanoes form at the boundaries of Earth's tectonic plates. These plates are huge slabs of the Earth's crust and upper mantle, which fit together like pieces of a puzzle. ... Sometimes, the plates collide with one another or move apart. Volcanoes are most common in these geologically active boundaries.

Ithink d would be correct

Answerweathering;