Earth science, what is this called?

These underground sections of igneous rock formations are rather larger and often cause domed hills on the surface of the earth.








a. batholiths





b. dikes





c. laccoliths|||laccoliths is the best answer, because they are usually resistant (i.e. Henry Mountains, UT). Batholiths, when eroded down, can also form hills (i.e. Sierra Nevada).|||a-batholiths|||Batholiths come to mind but another type is called a Pluton.