The correct answer for this question is this one: " C) Congress was responding to the nativists' calls to "Keep America for Americans."
<span>Following World War I, the Congress limit immigration from countries in southern and eastern Europe because </span><span> the <u>congress was responding to the nativists' calls to "Keep America for Americans.</u></span>
Hope this helps answer your question and have a nice day ahead.
I'm going to take a gander here and say <u>C.)</u>
Newspapers were a huge thing back then and with the addition of photographs i'm sure that people at home were able to see what the battlefields looked like.
The purchase of the Louisiana territory would give them the Mississippi River, the New Orleans port, and land which they would use to harvest and then sell for money.