Answer:
The correct answer is: C: Civil Rights Act of 1964.
Step-by-step explanation:
The Civil Rights Act of 1964, which had been initially proposed by President John F. Kennedy in 1963, but which was in the end signed into law by President Lyndon B. Johnson in 1964, became a cornerstone in the fight for civil rights and labor protection in the United States. Among the many things that the Civil Rights Act established, were laws that protected workers for the first time in the United States, and prevented any form of discrimination in the hiring process due to race, religion, color of skin, national origin, or sex.