Humans process some foods by adding chemicals to reduce harmful bacterial growth. This allows foods to be edible for longer periods of time. Which best describes the advantages of food processing?

Disease spread is a density-dependent limiting factor because it typically increases when organisms live closer together or in larger populations. Adding preservatives reduces harmful bacterial growth, helping prevent disease and extend how long food remains edible. Therefore, the best choice is control of density-dependent limiting factors such as disease spread.

AI-written and checked against the verified answer.