The answer is: Civil Rights Act of 1964
Section 504 of the 1973 Rehabilitation Act was created to prohibit discrimination toward people who have disabilities in terms of receiving federal assistance or treatment in the work place.
Section 504 of the 1973 rehabilitation act was inspired by Civil Rights Act of 1964. But, Civil right Act of 1964 only protect discrimination based on race, religion, skin color, sex or national origin. Civil right act of 1964 did not mentioned disabled people. So, Section 504 of the 1973 rehabilitation act borrowed the language directly and applied it to the disabled.
That statement is true
Due to the massive panic that created during the shooting, you probably wouldn't know the exact position of the shooter or if there are more than one shooters that roaming.
People of the different countries and different region who migrated and settled down in America makes the United States as a Multicultural nation.
Explanation:
United States has a long history of Migration where first the Americans (initially slaves) demanded their right to live in America properly without being discriminated on the basis of rights provided by the constitution.
After that the Germans and then Chinese, Irish and other Eastern Europeans migrated to United States. People with different culture and different religion thoughts make United States as a Multicultural nation.
C because when people can't grow crops they need other ways to make money.