Parmesan cheese is a traditional ingredient in which of these salads?

A Caesar salad is a salad of romaine lettuce and croutons dressed with parmesan cheese, lemon juice, olive oil, egg, Worcestershire sauce, garlic, and black pepper. It is traditionally prepared tableside. The salad's creation is generally attributed to restaurateur Caesar Cardini, an Italian immigrant who operated restaurants in Mexico and the United States.

Greek salad made with wedges of tomatoes, cucumber, green bell peppers, red onion, sliced or cubed feta cheese, and kalamata olives, typically seasoned with salt, black pepper and dried oregano, and dressed with olive oil.

A Russian salad is usually made with diced boiled potatoes, carrots, brined dill pickles, green peas, eggs, celeriac, onions, diced boiled chicken (or sometimes ham or bologna sausage), tart apples, with salt, pepper, and mustard added to enhance flavor, dressed with mayonnaise.

A Waldorf salad is a salad generally made of fresh apples, celery, grapes and walnuts, dressed in mayonnaise, and usually served on a bed of lettuce as an appetizer or a light meal.