What system connects intelligence analysts to various data sources and enables rapid analysis?

The Distributed Common Ground System (DCGS) is the correct choice as it is specifically designed to connect intelligence analysts to a wide variety of data sources. This system facilitates the integration, analysis, and dissemination of intelligence data, enabling analysts to quickly access real-time information from multiple sources, including satellites, drones, and other platforms. By fostering interoperability and seamless data sharing, DCGS enhances situational awareness, which is critical for operational decision-making in military and intelligence contexts.

The other options do not serve the same comprehensive analytical function. For instance, the Global Command and Control System is mainly focused on command and control capabilities rather than direct intelligence analysis. The National Security Agency is primarily responsible for signals intelligence and cyber defense but does not serve as an analytical platform for diverse data sources in the same way as DCGS. The Intelligence Community Center serves more as a collaborative environment for intelligence sharing rather than a direct analytical tool that integrates various data sources for rapid analysis.