Final answer:
The activity that helped guide their response to the intruder is a lockdown drill.
Step-by-step explanation:
The activity that helped guide the response to the potentially dangerous intruder entering the daycare is called a lockdown drill.
During a lockdown drill, children and caregivers are trained to shut off the lights, lock the doors, and cover the windows in order to create a secure and safe environment until authorities arrive.
Lockdown drills are essential for preparedness in case of emergencies and are commonly practiced in schools and other institutions to ensure the safety of everyone involved.
Learn more about Lockdown drills in daycare