A nurse is providing safety-related anticipatory guidance to parents of a toddler. Which of the following statements should the nurse use to educate the parents on safety during this stage?

"Sunburn is painful and increases risk of skin cancer in the future. Keep toddlers out of the sun since sunscreen cannot be applied until after 3 years of age."

"Toddlers fall frequently and therefore should wear a helmet to protect their head in case of a fall."

"Stairs are a leading cause of injury for toddlers. Children should not be permitted on stairs until they are 4 years old."

"A leading cause of death during toddlerhood is drowning. Children can drown in small amounts of water such as bathtubs, toilets, and buckets."