The pacing of the narrative is set by the fact that the events it describes are.

The pacing of the narrative is set by the fact that the events it describes are ... a sequence of unintended consequences that result from a decision John casually makes.

Explanation:

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia

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