Final answer:
The most important protective factor in determining a preschool-age child's response to a disaster is the presence of a supportive and nurturing caregiver.
Step-by-step explanation:
The most important protective factor in determining a preschool-age child's response to a disaster is the presence of a supportive and nurturing caregiver.
Research has shown that young children depend on their caregivers for emotional support and reassurance during times of distress. A caring and responsive caregiver can provide a sense of safety and security, which helps children cope with the traumatic experience of a disaster.