Question

dental cavities are one of the most common chronic diseases in children and teens; dental sealants are an effective way to prevent these cavities.... dental sealants are a quick, easy, and painless way to prevent most of the cavities children get in the permanent back teeth, where 9 in 10 cavities occur. sealants are thin coatings that when painted on the chewing surfaces of the back teeth (molars) can protect against 80 percent of cavities for two years, and continue to protect against 50 percent of cavities for up to four years. - \childrens dental health,\ centers for disease control and prevention according to the passage, which benefits do dental sealants provide? check all that apply. tooth whitening protection against bacteria painless tooth decay prevention offers up to four years of protection cure for gingivitis

Explanation:

• "tooth whitening": Not mentioned in the passage.
• "protection against bacteria": Sealants protect teeth, which implies protection against bacteria that cause cavities.
• "painless tooth decay prevention": Passage says sealants are a painless way to prevent cavities (tooth decay).
• "offers up to four years of protection": Passage states sealants continue to protect against 50 percent of cavities for up to four years.
• "cure for gingivitis": Not mentioned in the passage.

Answer:

• B. protection against bacteria
• C. painless tooth decay prevention
• D. offers up to four years of protection