Question

the kuril islands are part of a volcanic arc that begins near northern japan and runs north toward russias kamchatka peninsula. the islands trace a tectonic boundary where the pacific plate moves toward and subducts, or sinks, below the okhotsk plate. volcanoes in the kuril islands are still active. on june 12, 2009, the sarychev volcano erupted just as the international space station was orbiting over the kuril islands. the astronauts aboard the space station were treated to a stunning view of the eruption. complete the sentence. the kuril islands formed at a ______ boundary. convergent divergent transform

Explanation:

The text states the Kuril Islands lie at a tectonic boundary where the Pacific Plate subducts below the Okhotsk Plate. Subduction is a defining feature of convergent plate boundaries, where plates move toward each other and one sinks beneath the other. Divergent boundaries involve plates moving apart, and transform boundaries involve plates sliding past each other, neither of which matches the described process.

Answer:

convergent