Read the following passage from The Pickwick Papers by Charles Dickens: "On either side, the banks of the Medway, covered with
corn-fields and pastures, with here and there a windmill, or
a distant church, stretched away as far as the eye could
see, presenting a rich and varied landscape, rendered more
beautiful by the changing shadows which passed swiftly
across it as the thin and half-formed clouds skimmed
away in the light of the morning sun. The river, reflecting
the clear blue of the sky, glistened and sparkled as it
flowed noiselessly on; and the oars of the fishermen
dipped into the water with a clear and liquid sound."
Which of the following phrases from the passage contribute to the peaceful
mood of the text?

A. oars of the fishermen

B. Light of the morning sun

C. Half-formed clouds

D. Swiftly Across