Answer;
B. <span>seriously threaten to defeat the Soviet Union
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Explanation;
The Allied powers in the second world war;-1939- included, U.S, Great Britain, Soviet Union, and France.
The " Europe first strategy" was used by the allied axis to<span> stop Hitler first; Europe was considered a long-term threat; None of the Allies felt Japan or Italy posed a serious long-term threat. Because only Germany had the resources to bomb Britain, fight U.S. and British navies on the Atlantic, and invade the Soviet Union across a 1,200 mile front. Therefore, despite their ultimate goal being to fight and win a two front war, the Allies agreed to pursue a "Europe first" strategy. Until Hitler was defeated, the Pacific would be a secondary theater of war. </span>
That would be D. Lake Titicaca
Extended to South American, Africa, Mediterranean, India, and China; furs, tea, and silk.
All of them except the last two
C. People in northern states could simply not afford to own slaves. This was because they were poorer than the southern states.