Which of the following are types of hedging area?

The types of hedging area are reference-based and risk-based. Reference-based hedging area means that the hedging area is defined by a reference object, such as a company code, a profit center, or a segment. Risk-based hedging area means that the hedging area is defined by a risk category, such as foreign currency risk, interest rate risk, or commodity price risk.Verified References: [Hedging Area Overview], [Hedging Area Configuration Guide]