Address the following in the context of "Known Fraud Symptoms"
a. Your management suspects there may be employment fraud occurring at the company. You have been assigned to investigate management's suspicions. Evaluate the most likely types of employment fraud and recommend preventive measure to mitigate or eliminate employment fraud. Support your recommendation with examples.
b. You are the purchasing manager for XYZ Company. Management has accused you of receiving kickbacks from a vendor. You deny the assertion. Analyze the likely reasons that management would be accusing you of this fraud. Based on your analysis, develop a defense to their claim, and include the rationale and examples.