I believe that they used the Oregon Trail
The right answer is the third one: the bubonic plague originated in the Gobi Desert, part of the then Mongol Empire, around 1320. It then propagated to China and subsequently to India, Europe and Russia. The disease spread via trade routes mainly as a result of a poor hygiene. It never reached the American continent or Sub-Saharan Africa.
Answer: 1. Pannasie alienated the overwhelmingly white American critical establishment – key figures were John ... for several of Duke Ellington's later projects, praised the virtues of a tradition-based, swinging mainstream.
One of the originators of big-band jazz, Ellington led his band for more than half a century, composed thousands of ... Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, .
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