Which requirement necessitates creating separate mobile app channels according to user location?

Creating separate mobile app channels according to user location is primarily driven by the need to present information in a way that is relevant and familiar to users, which incorporates local customs and standards. When a requirement indicates that currencies and date/time formats must adjust according to user location, it necessitates different configurations for various regions.

For example, a user in the United States typically sees prices in USD and dates formatted in MM/DD/YYYY, whereas a user in Europe might see prices in EUR and dates formatted as DD/MM/YYYY. This localization is essential for enhancing user experience, ensuring clarity, and preventing potential misunderstandings caused by different conventions. By establishing separate mobile app channels, businesses can tailor the user interface and content to effectively meet these localized expectations.

While customization of user notifications by role, visual differences based on device type, and access control based on user security level may all be essential considerations in app development, they do not specifically address the inherent need for geographic localization in formatting numerical data and time references, making them less relevant in this particular context.