Read the following email message. Complete the email by filling in the blanks. Select the best choice for each blank.

Hi Store Managers, I'm writing to remind you about our emergency procedures following yesterday's false alarm. While most stores handled the situation well, there were some issues we need to address. Remember, when you hear 1......, you must first guide customers to the exits. The exits are clearly marked with 2....... Please note that during an evacuation, 3....... I noticed some staff trying to use them yesterday. Also, remember that if you have customers who need assistance, 4....... Finally, don't forget to 5...... before heading to your designated assembly point. Best regards,Mall Security Manager

Choose the best option.

The main purpose of this email is to 1....... The mall conducts evacuation drills 2....... The mall provides special assistance to 3.......