Which ingredient is present in the Mediterranean veggie sandwich in the specified amount of 1 oz?

The Mediterranean veggie sandwich contains a variety of fresh ingredients that contribute to its flavor and nutritional profile. When considering the ingredient present in the specific amount of 1 oz, all listed options—feta, spinach, and tomato—are integral components of this sandwich.

Feta cheese brings a tangy flavor, spinach adds a fresh, earthy element, and tomatoes provide juiciness and a slight acidity, creating a well-rounded taste experience. Each ingredient is typically included in 1 oz portions, ensuring that patrons enjoy the full spectrum of flavors in every bite.

Collectively, having all these ingredients at an equal measurement enhances the overall appeal of the sandwich, making option D the most accurate choice as it reflects the combination of these essential components.