Please answer the question relating to the case in the picture

Questions:

1.Explain why in this situation, Deloitte's auditor is responsible for the mistakes for the fraud of Livent?

2.What are the core problems and related problems related to auditing in this case? Please explain?

3.Is the any problem coming from the auditor that lead to the adverse judgment?

4.In this situation, what should Deloitte's auditor and the company itself react to the problem?

Case: