Answer:
The constitution must be approved by special ratifying conventions in three-quarter of the states.
To ratify amendments, three-fourths of the state legislatures must approve them.
Step-by-step explanation:
The two methods by which an amendment to the constitution can be ratified are;
The constitution must be approved by special ratifying conventions in three-quarter of the states.
To ratify amendments, three-fourths of the state legislatures must approve them.