Block mountains are caused by faults in the crust, where rocks can move past each other in a rift and rise. the uplifted blocks become block mountains (also known as horsts) while the intervening dropped blocks are known as graben (i. e. depressed regions). which mountain range is formed this way

answer : a, the sierra nevada mountain range of western north america, running along the eastern edge of the u. s. state of california.

"The Sierra Nevada mountain range of western North America, running along the eastern edge of the U.S. state of California."

Explanation:

Block Mountains:

Due, to stress created in side the crust of the earth the blocks or pieces of land or mass of land is created. In the past due to natural disaster and events that occurred in the ancient world, left us with some natural phenomenons called as block mountains. As the natural forces like seismic waves and other volcanic eruptions leads to such a disastrous amount of force that uplifts the mass of land on which it is acted upon.

Characteristics of the Block Mountains:

Types:

There are two main types of the block mountains,which are as below:

fgravity=10x10=100n case 1

fgravity=30x20=600n case 2

6 times more