Instructions from a school crossing guard must be obeyed:

• At all times, even if the instructions differ from what the traffic signs and signals indicate
  Explanation:

  "Traffic control can also be provided by law enforcement, highway construction personnel or school crossing guards. Drivers must obey directions from these individuals, even if the directions are different than what the traffic lights and signs indicate."
• During school hours only
• Only when children are present near a school
• None of the above