Answer:
A on edg2020 if yknow what im saying :P
Explanation:
The Immigration and Nationality Act of 1965, also known as the Hart–Celler Act, changed the way quotas were allocated by ending the National Origins Formula that had been in place in the United States since the Emergency Quota Act of 1921. Representative Emanuel Celler of New York proposed the bill, Senator Philip Hart of Michigan
B. The North wanted the new territories to be free states, while the South wanted them to be slave states.