Industrial sand and gravel<span> typically are mined from open pits of naturally occurring quartz-rich </span>sand<span> and sandstone. Mining methods depend primarily on the degree of cementation of the rock. In some deposits, blasting is required to loosen the material prior to processing. ... The material then is crushed.</span>
Answer:
I believe it is C
Explanation:
I could be wrong because it says being described here
Answer:
D
Explanation: There were quite difficult to declare the laws ilegal.
The power of the Supreme Court to declare acts of congress
<span>Among the choices, the one that describes an advantage oral history has over written history is C, Oral history can engage and entertain listeners by using music, rhythm, and poetry. They aren't considered primary sources because they can be changed as time goes on, depending on the storyteller.</span>
