What qualification is needed for a successful candidate to be a naturalized citizen

Hello there! in the United States the qualification to be a successful naturalized citizen is Be at least 18 years of age. Be a lawful permanent resident, which means you have a green card. Have lived in the United States as a lawful green card holder for at least 5 years. Have been physically present in the United States for at least 30 months during the 5 years after becoming a legal permanent resident.