Which describes the importance of the Battles of Gettysburg and Vicksburg? They turned the war in the Union's favor in both the East and the West

They proved that the rifled musket and other new weapons were ineffective.

They turned the war in the Union's favor in both the East and the West

They proved thet the rifled musket and other new weapons were ineffective

john maynrd keynes developed new economic respose to the                           ( b. great depression if the 1930's)