A nurse is providing teaching to a client about preventing skin cancer. Which of the following client statements indicates a need for further teaching?

A. Ultraviolet (UV) rays can penetrate clouds, contributing to skin damage even when it is overcast. Regular use of broad-spectrum sunscreen with SPF 30 or higher is a key component of skin cancer prevention. Sunscreen protects against both UVA rays, which contribute to skin aging, and UVB rays, which cause sunburn and contribute to skin cancer development. Educating clients about consistent sunscreen application reinforces preventive behaviors. B. Monthly self-examinations help in the early detection of suspicious moles, lesions, or other skin changes. Early detection is critical for successful treatment, especially for melanoma, which can progress rapidly. Clients should be taught to use the ABCDE rule (Asymmetry, Border irregularity, Color variation, Diameter >6 mm, Evolving changes) to identify potentially malignant lesions. C. Tanning booths emit concentrated UV radiation, which significantly increases the risk of melanoma and non-melanoma skin cancers. Avoiding artificial sources of UV light is a well-established preventive measure. Clients need to understand that tanning beds are not a safe alternative to natural sun exposure. D. This statement is incorrect and indicates a need for further teaching. While a high-fiber diet supports overall health, digestion, and cardiovascular function, there is no evidence that fiber intake directly reduces the risk of skin cancer. Skin cancer prevention relies primarily on minimizing UV exposure, using protective clothing and sunscreen, avoiding tanning beds, and performing regular skin examinations. Misconceptions like this can lead clients to underestimate the importance of direct protective measures and may put them at increased risk.