Which one of the following is a requirement when becoming a us citizen? you must be under the age of 18. you must have a basic knowledge of the history and government of the united states. you must live in the united states for at least one year. you must be married.

b. You must have a basic knowledge of the history and government of the United StatesExplanation: every immigrant is required to complete a test that proves their knowledge of the u.s.

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.