Vulnerability can be defined as: A. The impact or effect of an event, incident, or occurrence. B. A natural or manmade occurrence, individual, entity, or action that has or indicates the potential to harm life, information, operations, the environment, and/or property. C. The potential for an unwanted outcome resulting from an incident, event, or occurrence. D. Physical features or operational attributes that render an entity open to exploitation or susceptible to a given hazard.

C. The potential for an unwanted outcome resulting from an incident, event, or occurrence.

Explanation: Vulnerability refers to the measure of an individual's exposure to physical or emotional impact. When an individual is in danger of being impacted by an accident, terror or other act capable of causing physical or psychological damage. For instance, during winter period, resident in cold temperate regions are more vulnerable to severe cold, asthma attack and other related diseases.

c. wright mills's sociological imagination suggest investigating to explain this increase?

b hope this