Final answer:
Ranch, Caesar, and Blue Cheese salad dressings contain garlic, providing a distinct and savory flavor to each dressing.
Step-by-step explanation:
The three salad dressings that contain garlic are: Ranch, Caesar, and Blue Cheese. Garlic is a common ingredient in various dressings, adding a pungent, spicy flavor that is slightly sweet when cooked.
Ranch dressing typically includes garlic powder or fresh garlic as part of its seasoning, Caesar dressing traditionally contains crushed garlic, and Blue Cheese dressing often includes garlic powder to enhance its flavor profile.