Employment Law - Discrimination

I need your help answering these questions on Legal process;

This is the scenario bill is an employee in a private sector organization. He wants to file a discrimination complaint against his employer.

1. Explain the discrimination complaint and civil litigation processes.

2.Explain how the complain begins with the Equal Employment Opportunity Commission (EEOC) and proceeds through the civil litigation process from the state level up to the United States Supreme Court

3. Can your answers be in paragraphs and can you give me the sources.