The correct answer is letter D
France, Austria, and Denmark. Remember the war names, Franco- Prussian War, Danish War, and Prussian Austrian War!!!!!
World Health Organization = an international entity that monitors public health across the world.
Public Awareness programs = a communication tool used to alert the world about Severe Acute Respiratory Syndrome (SARS)
Internet = means through which the world community was involved in the containment of the Ebola virus.