Bivalves, compressed bodies enclosed by a shell consisting of two hinged parts. Bivalves include clams, oysters, cockles, mussels, scallops, and numerous other families that live in saltwater, as well as a number of families that live in freshwater.
The "inward eye" refers to the mind recalling an image. He's saying that while he lays on his couch he sees the daffodils in his mind; using his memory of what he had seen.
Your answer is option 1, “,”
put it after Beth