Describe that is happening at the Cascade Range. help it is for a test

Cascade Range is large and major mountain range in Western North America. Coming from British Columbia, through Washington, Oregon, and North California. It includes volcanic and non-volcanic mountains. An example of a non-volcanic mountain would be the North Cascades. And the volcanic ones would be High Cascades. The Cascades are part of the Pacific Ocean's Ring of Fire, the ring of volcanoes and associated mountains around the Pacific Ocean.

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the bedroo..

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers