Answer: B. 2, 3, 4, 1
Step-by-step explanation:
First part of the process is to fill in an N-400 application which is the form for naturalization application. The next step if successful, is to take an English and U.S. history test to ensure that you can speak the official language adequately and know the history of your prospective country.
If the above is successful, the person then appears before a judge for a hearing where their background is scrutinized. Finally the person takes an oath of allegiance promising to be loyal to the U.S. and to act in the best interests of the country.