Let's think step by step! What differ strongly in appearance and are barrel shaped?\nOptions:\n- (A) bears\n- (B) barnacles\n- (C) abdomens\n- (D) oxen\n- (E) Leptospirosis\n- (F) cacti\n- (G) burrs\n- (H) tunicates
The thinking starts now:
User
Adult tunicates are barrel-shaped. Tunicates differ strongly in appearance between the adult and larva. Tunicates differ strongly in appearance and are barrel shaped. The final answer: (H).
Assistant