Mount Diablo, about 40 miles inland from San Francisco, CA, is not a very high peak, with an elevation under 4000 ft., more than 10,000 ft. shorter than the tallest peaks in California, but due to its being adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed ranking as one of the largest in western United States, including not only the entire San Francisco Bay Area and also the whole of the Central Valley as well, clear across to the Sierra Nevada mountains on the eastern side of the state.

A:due to its being adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed ranking as one of the largest in western United States, including not only the entire San Francisco Bay Area and also the whole of the Central

B:due to its being adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed ranks as one of the largest in western United States, including not only the entire San Francisco Bay Area but also the whole of the Central Va

C:because it is adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed ranks as one of the largest in western United States, including not only the entire San Francisco Bay Area but also the whole of the Central Valle

D:because it is adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed ranking as one of the largest in western United States, including not only the entire San Francisco Bay Area and the whole of the Central Valley t

E:because it is adjacent to such a large expanse of low flat land in California's Central Valley, its viewshed would rank as one of the largest in western United States, including not only the entire San Francisco Bay Area also with the whole of the Central