The organization that focuses on promoting international cooperation in the field of disaster risk reduction and resilience is:

A. International Federation of Red Cross and Red Crescent Societies (IFRC)

B. United Nations International Strategy for Disaster Reduction (UNISDR)

C. International Disaster Emergency Service (IDES)

D. Emergency Response Coordination Centre (ERCC)

B. United Nations International Strategy for Disaster Reduction (UNISDR)