Efficient milk production is a benefit of commercial agriculture. thus option B is correct.
Commercial farming is a practice where crops and livestock are cultivated with the intention of selling them as finished goods to gain money. A significant amount of capital investment is required to grow commercial farming.
When making commercial dairy, the milk is placed into MASSIVE industrial centrifuges, where it is divided into different components like lipids and proteins. To create whole, low-fat, and skim milk, the components are then once again mixed. It is pasteurized, put in a bottle, and transported.
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