The correct answer is D. Acetic acid.
Acetic acid is a weak organic acid found in vinegar. It is a colorless liquid with a sour taste and a pungent odor. Acetic acid is produced by the fermentation of ethanol by acetic acid bacteria. It is also produced by the oxidation of acetaldehyde. Acetic acid is used in a variety of products, including vinegar, food additives, and solvents.
Nitric acid is a strong inorganic acid with the chemical formula HNO3. It is a colorless liquid that is highly corrosive and toxic. Nitric acid is produced by the oxidation of ammonia. It is used in a variety of products, including explosives, fertilizers, and rocket fuel.
Lactic acid is a weak organic acid with the chemical formula C3H6O3. It is a colorless liquid that is produced by the fermentation of carbohydrates. Lactic acid is found in sour milk, yogurt, and cheese. It is also produced in the muscles during exercise.
Citric acid is a weak organic acid with the chemical formula C6H8O7. It is a colorless, odorless, and crystalline solid that is found in citrus fruits. Citric acid is used as a food additive, a flavoring agent, and a preservative.