Your question is Insurance Versus Reinsurance Basics. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You're speaking with a risk leader at an insurance company about how risk is transferred and managed across the market. They want to hear whether you can explain the core business model clearly and connect it to why a primary insurer would use a reinsurer.
Explain the difference between insurance and reinsurance, and why a primary insurer would seek reinsurance.