How do I do this? Please help ASAP.

The answer is b because c don't explain why the moths are on them and it isn't a because as we know only one species of moth does this

Answerδh > 0explanationc₆h₆  (s)  → c₆h₆ (l)if you are changing it from a solid to a liquid, you are pretty much melting the solid. this requires heat energy. therefore, the reaction is endothermic (takes in energy); the system enthalpy increases as the reaction proceeds: δh > 0.