William volunteers to work in a war-torn country to try and improve the lives of the citizens. They currently have enough to eat and drink. According to Maslow's hierarchy of needs, what would these citizens need next?

Safety

Explanation:

Abraham Maslow was a famous psychologist who has given the hierarchy of human needs theory that consists of five stages.

Safety needs: The safety needs is the second stage of the hierarchy of needs. It refers to a human need for having protection and security.

For a person to progress to the above needs mentioned in Maslow's hierarchy of needs, he or she requires to complete the basic things involved in the previous stage of needs.

Example: Shelter, security, health, stability, and employment, etc.