Identify a common use case for Ericsson Cloud RAN.

The selection of supporting large-scale public events with high user density as a common use case for Ericsson Cloud RAN is grounded in the system's design and capabilities. Ericsson Cloud RAN is specifically optimized for managing the challenges associated with high traffic volumes in densely populated areas, such as those encountered during concerts, festivals, sporting events, or other large gatherings.

During such events, user density significantly increases, leading to a surge in mobile data traffic as many people connect simultaneously to the network. Ericsson Cloud RAN employs a distributed architecture that enhances network performance and scalability, effectively addressing the challenges of capacity and latency. This architecture allows for more efficient resource allocation and dynamic traffic management, ensuring that users receive a reliable and fast mobile experience even under the strain of high demand.

This capability is crucial for event organizers and attendees alike, as it allows for seamless communication and connectivity, which can include everything from social media updates to live streaming experiences. While the other options may represent important technological challenges or solutions, they do not align as closely with the primary strengths and intended applications of Ericsson Cloud RAN as the scenario of managing high user density at public events does.