When should the ves ending be added to form plural nouns?

Along the sea-sands damp and brown the traveller hastens toward the town, what is the effect of the enjambment in these two lines? it emphasizes the idea that each line is a separate thought. it creates a rhyme scheme between the two lines. it encourages the reader to pause between the two lines. it strengthens the connection between the two lines.

No copy and pasting will make brainiest

That rolled gracefully toward the shore