Select the TWO methods used to 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

ccp would be the answer : )

explanation:

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.

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i believe out of the choices it is a.