The best way to prevent gum disease is to

The correct option is A Use a fluoride toothpaste

• Gum disease, also known as periodontal disease, is a bacterial infection involving the gums and sometimes the bone that surrounds a tooth.
• Gum diseases can affect one tooth or many teeth, and they range from gum irritation (gingivitis) to severe infection (periodontitis). Gum infection is prevented by:

1. Brushing twice a day. Brush your teeth with a fluoride toothpaste such as any of the Crest Gum Detoxify toothpaste twice a day.
2. Use an anti-gingivitis mouthwash which kills the bacteria that causes plaque. Hence, The best way to prevent gum disease is to Use a fluoride toothpaste.

So, the correct answer is 'Use a fluoride toothpaste'.