Answer:
The available evidence suggests that immigration leads to more innovation, a better educated workforce, greater occupational specialization, better matching of skills with jobs, and higher overall economic productivity. Immigration also has a net positive effect on combined federal, state, and local budgets.
C :) free trade is a policy in international markets in which government s do not restrict imports or exports. For consumer.the market price will be decrease
"Peace with Honor" was uttered by U.S. President Richard M. Nixon on January 23, 1973 to describe the Paris Peace Accord that helped end the Vietnam War. The treaty specified that a ceasefire would take place four days later. It was stipulated there that the North Vietnamese would release all U.S. prisoners, and all U.S. troops would withdraw from South Vietnam.
So the closest answer is (A) An exchange of prisoners of war with North Vietnam.