Which of the following vocabulary words best fits this statement?: The process to become a U. S. citizen if you were born outside of the United States. If you meet certain requirements, you may become a U. S. citizen either at birth or after birth.
A. poverty
B. narco-terrorism
C. refugee
D. naturalization
E. immigration

(D) naturalization

Explanation:

the national average processing time for naturalization (citizenship) applications is 14.5 months, as of June, 2021. But that's just the application processing wait time (see “Understanding USCIS Processing Times” below). The overall naturalization process involves more steps and a longer citizenship timeline.

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explanation:

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place