Personification because it's saying the river knows as if it is a person or higher being.
A plural noun<span> is a word that indicates that there is more than one person, animal place, thing, or idea. When you talk about more than one of anything, you're using </span>plural nouns<span>. When you write about more than one of anything, you usually use the same word, simply adding an s, es, or ies to the end.
</span>Other common collective nouns are class<span>, </span>crowd<span>, flock, panel, committee, </span>group<span>, </span>audience<span>, staff, and family. A collective noun is one that in the singular form, denotes a number of separate persons or things. A collective noun is a name which in the singular denotes a collection.
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Constitution is a written document that contains principles and laws, according to which the government of the country should function. It defines the power of the government and the rights and duties of the citizens.
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