All of the answers you chose were correct great job .
The County unit system. See the link below that will take you to that.
When World War II was over it came to light that the military had rejected over half of the men who were drafted or had given them lighter duties, because they were not fit enough for combat. The United States began to realize it needed to focus more on fitness. A researcher by the name of Thomas K. Cureton began to study exercise and fitness. He conducted many experiments and was able to establish a set of guidelines for maintaining fitness.
Answer: The law allowed no more immigration from European nations.
Explanation: The Immigration and Naturalization Act of 1965 abolished a prior quota system dependent on national origin and built up another movement strategy dependent on rejoining migrant families and pulling in skilled labor to the United States.
Throughout the following four decades, the policies put into impact in 1965 would enormously change the demographic makeup of the American populace, as settlers entering the United States under the new enactment came progressively from nations like Asia, Africa and Latin America, rather than Europe.
What is what cause there is no meaning for it?.