Answer:The Immigration and Naturalization Act of 1965
Step-by-step explanation:
The Immigration and Naturalization Act of 1965, which is also called the Hart-Celler Act( which was sponsored by Sen. Philip Hart (D-Mich.) and Rep. Emanuel Celler (D-N.Y.), hence its name Hart-Celler ) passed by Congress and signed into law by President Lyndon B. Johnson abolished an earlier national origin quota system and enacted a new immigration policy that favored migration chains, favoring children and relatives of US citizen, it also helped to introduce individuals and professionals into the country.