Answer:
a. hydrogenated vegetable oil
Explanation:
Hydrogenated vegetable oil -
It is found in many common food ingredients.
The hydrogenated vegetable oil is composed of oils that are extracted from sunflowers , olives plants etc.
These oils are liquid at room temperature , and to convert it to solid , the compound is saturated with hydrogen molecules , i.e. , hydrogen molecules are added , which changes the taste and texture of the oil .
The process of hydrogenation forms trans fats , which is unsaturated in nature and is therefore harmful for health.