Question: The most primitive multi-cellular animals produce what?\nOptions:\n- (A) Electrical energy\n- (B) eggs and sperm\n- (C) harmful substances\n- (D) scarce resources\n- (E) Organic compounds\n- (F) Chemical energy\n- (G) fur and fat\n- (H) aerobic capacity
Let's be accurate as possible and think step-by-step.
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Adult sponges produce eggs and sperm. Sponges are the most primitive multicellular animals. The most primitive multi-cellular animals produce eggs and sperm.
The answer: (B).
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