What system provides the President and Secretary of Defense with vital intelligence and warnings for decision making?

The National Military Command System (NMCS) is the correct answer as it is the system that enables the President and the Secretary of Defense to receive critical intelligence and timely warnings necessary for strategic decision-making. The NMCS ensures that leadership has direct access to real-time information and communications, facilitating effective command and control over military operations.

This system integrates various sources of information and intelligence, allowing for the rapid dissemination of data necessary to make informed decisions during crises. By providing a robust communication infrastructure and direct links to the intelligence community, NMCS plays a pivotal role in national defense strategy and operational readiness.

While other organizations, such as the Intelligence Community, do play essential roles in gathering and analyzing intelligence, the NMCS is specifically designed to support leadership with operational command and control functions, ensuring they have the vital information they need at their fingertips for decision-making processes.