Question 1 of 30
In a web application designed for users with disabilities, a developer is implementing ARIA roles and properties to enhance accessibility. The application includes a dynamic content area that updates frequently based on user interactions. Which approach should the developer take to ensure that screen readers effectively communicate changes in this content area to users?
Use the `aria-live` attribute to announce updates in the content area.
Implement a `role="alert"` for the content area to notify users of changes.
Use `aria-hidden="true"` to prevent screen readers from announcing updates.
Set a `tabindex` on the content area to allow keyboard navigation for screen reader users.

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