Answer:
The answer is Monopolistic Combination.
Step-by-step explanation:
Monopolistic Competition is simply called the Imperfect Competition Products sold by these companies are different from each other. The products are not the perfect substitutes. These companies produce almost same products but with differentiated qualities.
Now in this example, 100 companies are manufacturing natural and artificial flavorings. These companies differentiated themselves by specializing in one or two types of foods for which they provide flavorings. So the product is same, but the specialization is different.