they are expressing the idea that the Articles of Confederation are going to make it difficult for the country to advance.
Rome is in the middle of Italy. Italy is the Mediterranean country found in the southern middle part of Europe and looks like a boot.
The correct answer to this open question is the following.
Although there are no options attached, migration chains affect the immigration patterns or numbers of immigrants entering the country in that they increase the number of immigrants that try to enter the United States, trying to find better living opportunities or are escaping from political persecution in their respective countries.
A migration chain is a pattern that develops in the site where immigrants are established and form their communities. These former immigrants receive others that are coming and welcome them. So they keep their religion. traditions, customs, history, and culture, trying to form a tight bond, and not accepting the American culture. That is why in large American cities such as Chicago, Nee York, Miami, or Los Angeles, you can find ghettos or large Italian, Chinese, Korean, Mexican, Cuban, or Puerto Rican neighborhoods.
It is D- the process of natural superiority in the struggle for survival