A financial institution uses generative AI (gen AI) to approve and reject loan applications, but gives no reasons for rejection. Customers are starting to file complaints. The company needs to implement a solution to reduce the complaints. What should the company do?

A. Fine-tune the gen AI model. B. Collect a larger and more diverse dataset for the gen AI model. C. Implement explainable gen AI policies. D. Develop fairness assessments for the gen AI model.