The correct option is C Egestion
∙ Egestion is the process by which the undigested food is removed from the body. It is also known as defecation.
∙ Ingestion is the process of intake of food through the mouth.
∙ During digestion, the food is broken down into smaller molecules facilitating the absorption of nutrients.
∙ Urination is the process of removal of metabolic wastes along with water from the body, as urine.