Answer the following question given this paragraph: 

Antacids are bases that neutralize acids in the digestive tract. Magnesium hydroxide [Mg(OH)2] is one such antacid. It reacts with hydrochloric acid in the stomach according to the following reaction: Mg(OH)2 + 2HCl → MgCl2 + 2H2O How many grams of HCl can a 200 mg dose of Mg(OH)2 neutralize?.


Q: Antacids are bases that neutralize what in the digestive tract?

 Choices:

- fats

- hormones

- salts

- acids

A:
acids
