True or False: The accuracy of visual acuity testing is not essential for preschoolers.

The accuracy of visual acuity testing is indeed essential for preschoolers for several reasons. Early detection of visual impairments plays a critical role in a child's development. Accurate testing can identify conditions such as amblyopia or refractive errors that could hinder a child's learning and overall quality of life.

Preschool is a formative time when children begin to engage more with their environment and educational activities. If visual problems go unchecked, they can lead to significant issues in learning and development. Ensuring precise visual acuity assessments allows for appropriate interventions, which can dramatically improve outcomes for children as they begin their educational journeys. Thus, the correct answer emphasizes the importance of accuracy in visual testing for this age group.