What has a nervous system?\nOptions:\n- (A) animals\n- (B) tortoises\n- (C) crocodiles\n- (D) sponges\n- (E) elephants\n- (F) placozoans\n- (G) mesozoans\n- (H) insects Think carefully first, then make a decision. My thoughts:
User
Most invertebrates have a nervous system. Insects are the most common invertebrates. Insects have a nervous system. So the answer is (H).
Assistant