I'm confused with this section of my homework, please help

Loren Hills,a young back-up vocalist has an employment contract with the record label Cheapskates.Based on confidentialinformation she received from a friend in the human resources department,Loren knows that her contract pays her significantly less than two male back-up vocalists who signed at the same time as her and have about the same experience as her.

1. Loren wants to start litigation againstCheapskates for sex discrimination.What advice would you give her?What are the prosand consto youradvice? Explain.
2. Cheapskates wants to sue the employee in HR for revealing confidential information.What advice would you give the company?What are theprosandconstoyouradvice? Explain.
3. Which type of dispute resolution would be best for Loren v. Cheapskates? Explain.
4. Which type of dispute resolution would be best for Cheapskates v. HR Employee?Explain.

what examples can I give for these contract law and a valid contract?