A large concentration of American Indian rock can be found in the southwestern United States. Thus, Option D is the correct answer.
What is Native American rock art?
American Indian rock art, which incorporates statues (paintings or drawings) and petroglyphs (paintings) made by Native Americans.
Both prehistoric and historical exist in more than 320 well-known places in Texas.
Eastern Utah alone has more than a thousand well-known rock art sites, while New Mexico and Texas also host site.
Thus,Most Native American rock art is found in southwest region of the United States.
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