Final answer:
It is best to practice your family emergency plan every six months to ensure that all family members know the procedures and can respond appropriately in a real emergency.
Step-by-step explanation:
The question at hand is: How often should you practice your family emergency plan? The recommended frequency for practicing your family emergency plan is every six months. It's important to regularly practice the plan so that all family members are familiar with it and can act quickly and efficiently in the event of an actual emergency. Practicing includes going over the plan, conducting drills, and updating it if necessary to address any changes in the family's situation or new potential hazards.