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In Redux, actions are payloads of information that describe changes to the application's state. They are the only source of information for the store. Reducers specify how the application's state changes in response to actions sent to the store.

Actions are plain JavaScript objects that have a type field and an optional payload field. The type field is a string that describes the type of action being performed, while the payload field can contain additional data that is necessary for the action.

To dispatch an action in Redux, you would use the ___________ method provided by the Redux store.