For advanced scenarios in service discovery, such as region isolation, the Spring Cloud component ____ can be configured along with Eureka.

For advanced scenarios in service discovery, such as region isolation, the Spring Cloud component Ribbon can be configured along with Eureka. Ribbon is a client-side load balancer that works seamlessly with Eureka for client-side load balancing. It allows you to customize load-balancing strategies and apply them to different scenarios, such as region-based routing or weighted load balancing, by configuring properties and policies.