In stanza 8, the narrator describes a spark coming from the horse’s hooves hitting the street. What is meant by the lines: "And the spark struck out by that steed, in his flight, / Kindled the land into flame with its heat"?

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.

hello,

the steamboat is your answer.

it seems like its the only form of transportation on the choices.