Galen Rana is a production worker at Gexo Manufacturing, which produces air-conditioning systems. After working there for 10 years, she discovers through conversations with a colleague with the same title and similar seniority that her wage is 20 percent lower than his wage. She feels that she has been a victim of discrimination. Which law(s) govern her situation?
1. FLSA
2. Civil Rights Act of 1964
3. ADEA
4. Lilly Ledbetter Fair Pay Act of 2009