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| List $I$ (Interaction) | List $II$ (Species $A$ and $B$) |
| $A$. Mutualism | $I$. $+(A), 0(B)$ |
| $B$. Commensalism | $II$. $-(A), 0(B)$ |
| $C$. Amensalism | $III$. $+(A), -(B)$ |
| $D$. Parasitism | $IV$. $+(A), +(B)$ |
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