There are several types of artificial substances that are commonly used in food and beverage manufacturing. Consider the following pairs:
| Artificial Substance | Common Use | |
| 1. | citric and malic acid | Acidity Regulators |
| 2. | sodium benzoate and potassium sorbate | Food Preservatives |
| 3. | Aspartame | Artificial Color |
| 4. | Tartrazine | Artificial Sweetener |
Which of the above pairs are correctly matched?
1
1 and 2 only
2
3 and 4 only
3
1 and 3 only
4
2 and 4 only