4. An animal that relies on a digestive tract for digestion breaks down food bya. both intracellular and extracellular digestion.b. extracellular digestion onlyc. neither intracellular nor extracellular digestion.d. intracellular digestion only

4 An animal that relies on a digestive tract for digestion breaks down food bya both intracellular and extracellular digestionb extracellular digestion onlyc ne class=