"we set today a votive stone" is an example of a. apostrophe. b. metaphor. c. hyperbole. d. symbol.

"We set today a votive stone" is part of the poem Concord Hymn, written by Ralph Waldo Emerson. It is  an example of hyperbole. 
The word is derived from a Greek word meaning “over-casting. Hyperbole is a figure of speech that involves an exaggeration (obvious or intentional ) .

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