Context: Minimize the food supply for bacteria . The anaerobic bacteria that cause bad breath feed on protein rich foods . Vegetarians who eat less protein foods have much less problems with bad breath . Using mouthwashes too often can not always be that good for you as they contain chemicals , however you can use a mouthwash of baking soda dissolved in water daily without any risk .
Question: What may be the reason for them giving these tips ?
Option 0: None of the above choices .
Option 1: Someone wanted to make their breath fresher .
Option 2: Someone wanted to become a vegetarian .
Option 3: Someone wanted to know the pros of quitting meat .
Answer: 1