Gary is examining an organism. Which of the following characteristics would indicate that the organism belongs in the kingdom Animalia? A. The organism has a nucleus and a cell wall, and reproduces sexually. B. The organism is multicellular, has tissue organization, and has no cell wall. C. The organism has a nucleus, develops from embryos, and performs photosynthesis. D. The organism is multicellular, lacks tissue organization, and consumes other organisms.