A)Developed new medical practices
The primary impact area of the Dust Bowl, as it came to be known, was on the Southern Plains. The Northern Plains weren`t so badly affected, but the drought<span>, dust, and agricultural decline were felt there as well. The agricultural devastation helped to lengthen the Great </span>Depression<span>, whose effects were felt worldwide
I found this on Google
I don't think this help but here</span>
It is b Japan because it is the only one that has a similar feudal system with Europe
The answer is B. because he didn't want anything In or out
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