Which of the following is a requirement for pesticide application in childcare centers?

Providing written notice to parents prior to any pesticide application in childcare centers is a crucial requirement aimed at ensuring the safety and well-being of children. This regulation helps to maintain transparency between the childcare facility and the parents, allowing them to be informed about any chemicals that may be used in the environment where their children spend significant time.

This step is essential in fostering trust and reassurance, as parents can understand the types of pesticides being used, the reasons for their application, and any potential health implications. Notification enables parents to make informed decisions regarding their child's presence in the facility around the time of pesticide application and allows them to discuss any concerns with the childcare center.

The other options, while they may contain elements of truth about pesticide safety practices, do not encapsulate this specific requirement as clearly as the need for written notification.