What are common examples of food additives?

The option highlighting preservatives, colorings, flavor enhancers, and emulsifiers is accurate because these are widely recognized as common food additives. Food additives are substances added to food to enhance its flavor, appearance, texture, and shelf life.

Preservatives help in extending the shelf life of food by preventing spoilage from microorganisms. Colorings are used to enhance or restore the color of food, making it more appealing to consumers. Flavor enhancers improve the taste of food, ensuring that it meets consumer preferences. Emulsifiers aid in mixing ingredients that normally don't combine well, such as oil and water, contributing to texture and stability in various food products.

In summary, this option encapsulates a diverse range of food additives commonly used in the food industry to ensure product quality and consumer satisfaction.