14. Which of the following statements best describes parasitism? I. It is a host and parasite relationship. II. Parasite s*cks nutrients from the host. II. The host is either affected or harmed. IV. The host benefits while the parasite is affected. A. I, II, III and IV B. I, II and IV only C. I and II only D. II, III and IV only 15. What happens if two organisms rely on the same limited resource? A. Competition B. Decomposition C. Extinction D. Photosynthesis