Why might a vision examination require corrective lenses?

Answer: B — To meet legal standards for vision

A vision examination might require corrective lenses primarily to meet legal standards for vision. Each state, including Texas, has established minimum vision requirements that drivers must meet to ensure safe operation of a motor vehicle. If a person’s vision falls below these standards during an examination, corrective lenses such as glasses or contact lenses may be necessary for them to legally drive. The other choices touch on various aspects of driving but do not specifically address the legal requirements set forth for vision. Reducing distractions while driving and enhancing night driving capabilities are important for overall safety but do not determine whether a driver is legally fit to operate a vehicle. Similarly, improving response times is beneficial, but it does not relate directly to meeting the established vision standards required for a driver’s license.