Large sections of the earth's crust, called , slowly separate, collide, or grind along against each other at the earth's surface. a. tailingsb. mantlec. tectonic platesd. low-grade coree. oceanic ridges

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).