Identifying Who was Constantine and how did he change the Roman Empire?​

constantine

Explanation:

He was important because he made Christianity the main religion in Rome. He created Constantinople which was the most powerful city in the world and He was an Emperor from (ca A.D. 280– 337)

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.

answer; i believe that the correct answer is (c) arctic tundra;