Question

which area has the greatest range of annual temperature: south dakota or the northern california area?
a northern california because it has a lot of mountains and is close to the ocean.
b south dakota because it is flat and in a continental climate.
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Explanation:

South Dakota has a continental climate, which is characterized by large temperature variations between seasons. The ocean near northern California has a moderating effect on temperatures, reducing the annual temperature range. Also, the presence of mountains in northern - California doesn't directly contribute to a large annual temperature range.

Answer:

B. South Dakota because it is flat and in a Continental Climate.