SubTopics:

1. Using Provider for complex state management
2. Nested and multiple providers

• Using Provider for complex state management: For complex state management, Provider can manage multiple states by using ChangeNotifierProvider, and it can handle dependencies between state objects.

• Nested and multiple providers: Nested providers allow you to organize state management hierarchically. Multiple providers can be used to manage different aspects of state in a large application, ensuring modular and maintainable code.