Your company has recently expanded its data center to include a new server room dedicated to high$-$priority computational tasks. Given the critical nature of these tasks, it's imperative that they run continuously without interruption. To safeguard against power outages, you've been tasked with selecting an appropriate power protection solution.

Which of the following would be the most suitable choice to ensure uninterrupted power supply to the new server room during a power outage?

A voltage regulator

A surge protector with built$-$in battery backup

A power strip with overload protection

A high$-$capacity Uninterruptible Power Supply $($UPS$)$ system