One question that scientists have not yet answered is what caused the number of large zebra mussels to decline. How might tracking different parts of the ecosystem over a long time help scientists to answer this question?

How is the freytag's pyramid not related to the conclusion of the story? a) according to freytag's pyramid, the exposition consists of the conclusion of the story. b)according to freytag's pyramid, the exposition consists of the climax. c)according to freytag's pyramid, the exposition consists of the introductory material. d)according to freytag's pyramid, the exposition consists of the falling action of the story.