What discovery does the narrator in "exhalation" make by dissecting his own brain? [apex ║ eng. 11] (a) memory function works in tandem with gearshifts. (b) lower oil content inhibits lung function. (c) stopping airflow leads to death. (d) gear movement causes physical movement.

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