A. Primates include Gorillas, Monkeys and Humans. Monkeys include Pro-Simians and Chimpanzees.
B. Primates include Monkeys, Pro-Simians, and Apes. Apes include Orangutans, Gorillas, Chimpanzees and Humans.
C. Primates include Apes and Pro-Simians. Pro-Simians include Humans. Apes include Gorillas, Orangutans and Monkeys.
D. Primates include Humans, Pro-Simians and Apes. Apes include Orangutans, Gorillas, and Monkeys.