Answer:
The amendment has to be approved by three-quarters of all states.
Step-by-step explanation:
An amendment to the constitution is a modification of a law, in which elements will be added or removed that will allow the law to be more comprehensive, functional and efficient. However, for an amendment to be approved and inserted in the federal constitution, it has to go through a long process, which guarantees not only its constitutionality, but also approval in national policy. In this process, one of the stages states that it is necessary that the amendment be approved by three quarters of all states.