You are building a real-time chat application and need to ensure that all components displaying chat messages are updated instantly when a new message arrives. Which RxJS entity would be most suitable for this task?
- BehaviorSubject
- Observable
- ReplaySubject
- Subject
In this scenario, Subject is the most suitable choice. Subjects act as both Observers and Observables, making them perfect for handling real-time updates in a chat application, as they can multicast messages to all subscribers.
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