Question

Vietnamization of the war was the U.S. policy that required: South Vietnamese troops to replace American troops Cambodia and Laos to be protected from the Communists a peace treaty to protect North Vietnam

Answer 1

Vietnamization of the war was the U.S. policy that required "South Vietnamese troops to replace American troops". The point of this was to ease frustration in the US that too many American soldiers were dying in a way many Americans felt was pointless. 

Answer 2

I think the answer is South Vietnamese troops to replace American troops