Question

which symbiotic interaction involves behavior that is positive for one species but is neutral for the other? parasitism competition mutualism commensalism

Explanation:

Parasitism benefits one species at the expense of the other. Competition is negative - both species are affected negatively as they vie for resources. Mutualism is positive for both species. Commensalism is a symbiotic relationship where one species benefits and the other is neither helped nor harmed.

Answer:

commensalism