The sleeping speaker is compared to a stone on the riverbed; both lie still. The image of being in water is reinforced by these words elsewhere in the poem: "floated"; "rose and fell, as if in water."
this is the closest answer I found. sorry if it's useless
<span>Their wings are better at swimming - 'and no bird can excel at both' The reason why penguins cannot fly has finally been laid to rest, researchers claim. Penguins cannot fly because they are such good swimmers - and no bird can excel at both.</span>
No,
Pattern of employment is the growth of the population and the changing size and composition of the labour force as they are changing demand PATTERNS.
The answer is a because it stands for communication