What is the difference between formal amendments and informal amendments

Informal Amendments. Informal Amendment:Changes to the Constitution that do not lead to changes in the written document. The Constitution has grown and changed more this way than any other.

Explanation:

An informal amendment is a custom or practice that arises, which makes the constitution work differently from the way the text describes it. For instance, the constitution says that the president should be chosen by the electoral college.

deadpool

explanation:

if i am correct the answer is going to be a) the federal program of reconstruction ended.