Final answer:
The saying "the shot heard 'round the world" is found in Ralph Waldo Emerson's Concord Hymn, which commemorates the first shots of the American Revolution at Lexington and Concord.
Step-by-step explanation:
The famous saying found in the Concord Hymn is "the shot heard 'round the world". This phrase refers to the beginning of the American Revolution, marking a significant moment that reverberated across the globe and inspired revolutions in other countries, including the French Revolution.
The Concord Hymn, written by Ralph Waldo Emerson in 1836, commemorates the Battle of Lexington and Concord, where the first shots of the American Revolutionary War were fired.
The other options given in the question: a) "Give me liberty or give me death!" was said by Patrick Henry, b) "Don't shoot until you see the whites of their eyes!" is attributed to the Battle of Bunker Hill, and d) "In God we trust" is the motto of the United States and not related to the Revolutionary War period.