Final answer:
The primary functions of the digestive system are digestion of food, absorption of nutrients, and elimination of solid waste. Absorption occurs mainly in the small intestine, while elimination happens in the large intestine.
Step-by-step explanation:
Primary Functions of the Digestive System
The primary functions of the digestive system are the digestion of food, absorption of nutrients, and the elimination of solid food waste. Digestion is a multi-step process involving both mechanical and chemical digestion of food to break it down into absorbable components. The absorption of organic nutrients, minerals, vitamins, and water primarily occurs in the small intestine, while elimination pertains to the removal of undigested food and waste, mainly through the large intestine.
While mineral storage and internal transport of cells and dissolved materials are important body functions, Therefore, the correct answer to the question, 'Which of the following is/are the primary function(s) of the digestive system?' is B) absorption of organic nutrients, minerals, vitamins, and water and D) elimination of excess water, salts, and waste products.