Select the TWO methods used to propose and ratify amendments to the U.S. Constitution.

Select the TWO methods used to propose and ratify amendments to the U.S. Constitution. O proposal by 2/3 vote from congress, passage by 3/4 state legislatures

proposal by 2/3 vote of national convention called by congress, passage by 3/4 of special state conventions

proposal by 3/4 vote from congress, passage by 2/3 state legislatures

proposal by 3/4 vote of national convention called by congress, passage by 2/3 of special state conventions​