The correct answer to this question is E, Oils, and fats. Along with oils and fats, mayonnaise can include lemon juice, vinegar, seasonings, and egg yolks. Despite its creamy texture, it is different from salad dressing because salad dressing doesn't have egg yolks in it.
Mayonnaise is also less sweet than salad dressing. Some mayonnaise's have no fats or a reduced amount, but they are not considered to be real mayonnaise. It is usually used as a base for other sauces, including salad dressings and tartar sauces. The sauce was invented in 1756, which is the chef of the Duc de Richelieu.
The correct answer to this question is E. Typical ingredients in mayonnaise, colloquially known as mayo, include egg yolk, lemon juice, white wine vinegar, Dijon mustard, canola oil, and salt. There are many different variations on these ingredients, making multiple flavors of mayo; regardless of which ingredients are used they are combined into a stable emulsion.
The ingredient used in the biggest quantity is an oil like canola or olive, placing mayonnaise into the food group of oils and fats. This makes mayo a delicious addition to foods such as sandwiches, or as a dipping sauce, or any time a little additional fat or oil is needed.