Final answer:
True. When a frozen dessert truck is stopped and is displaying its stop sign, you are required to stop and wait until it is safe to proceed.
Step-by-step explanation:
The answer to the question is True. When a frozen dessert truck is stopped and is displaying its stop sign, you are required to stop and wait until it is safe to proceed. This is to ensure the safety of the children that might be crossing the road to buy ice cream or other frozen treats from the truck. Failing to stop for a frozen dessert truck can result in a traffic violation and may put pedestrians at risk.