Which acid is commonly found in the human stomach?
A
Sulfuric acid
B
Acetic acid
C
Hydrochloric acid
D
Nitric acid
Correct Answer: Option C — Hydrochloric acid
Explanation:
Hydrochloric acid is secreted by the stomach lining to aid digestion by breaking down food and activating digestive enzymes. It also helps kill harmful bacteria that may be ingested along with food.