4x What was one significant consequence of the Nullification Crisis? 4x A the affirmation of federal authority over states' rights B the immediate abolition of tariffs on imported goods C the secession of South Carolina from the Union D the introduction of new states' rights amendments to the Constitution.

## Step 1<br />The Nullification Crisis was a conflict between the U.S. state of South Carolina and the federal government of the United States. This crisis was centered around the issue of tariff acts, which South Carolina declared unconstitutional and therefore null and void.<br /><br />## Step 2<br />The options provided in the question are potential consequences of the Nullification Crisis. We need to identify which of these consequences was significant and directly resulted from the crisis.<br /><br />## Step 3<br />Option A suggests that the crisis affirmed federal authority over states' rights. This is indeed a significant consequence of the crisis. The federal government's ability to enforce its laws and maintain its authority over the states was a key issue in the crisis.<br /><br />## Step 4<br />Option B suggests that the crisis led to the immediate abolition of tariffs on imported goods. This is not accurate. The crisis did not result in the immediate abolition of tariffs.<br /><br />## Step 5<br />Option C suggests that the crisis led to the secession of South Carolina from the Union. This is not accurate. While South Carolina did threaten to secede, it did not actually secede as a result of the crisis.<br /><br />## Step 6<br />Option D suggests that the crisis led to the introduction of new states' rights amendments to the Constitution. This is not accurate. The crisis did not result in the introduction of new states' rights amendments.