Which National Incident Management System (NIMS) component enables effective and efficient incident coordination by providing a flexible, standard organizational structure?

The NIMS Command and Management component.

Explanation:The National Incident Management System (NIMS) is an incidence management system put in place by the FEMA(Federal emergency management agency) of the United States of America. The NIMC ensures that incidences are effectively and efficiently managed and coordination by putting in place a flexible and standardized incident management structure.

THE FOLLOWING ARE THE CORE ELEMENTS OF THE NIMC

(1) PREPAREDNESS,

(2) COMMUNICATIONS AND INFORMATION MANAGEMENT

(3) RESOURCE MANAGEMENT

(4) COMMAND AND MANAGEMENT

(5) ON-GOING MANAGEMENT AND MAINTENANCE.

These are the core units if Activities of NIMC.