What does the question mark in a square mean?

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

Read the quotation from "an occurrence at owl creek bridge." and now he became conscious of a new disturbance. striking through the thought of his dear ones was a sound which he could neither ignore nor understand, a sharp, distinct, metallic percussion like the stroke of a blacksmith’s hammer upon the anvil; it had the same ringing quality. he wondered what it was, and whether immeasurably distant or near by—it seemed both. its recurrence was regular, but as slow as the tolling of a death knell. he awaited each stroke with impatience and—he knew not why—apprehension. the intervals of silence grew progressively longer, the delays became maddening. with their greater infrequency the sounds increased in strength and sharpness. they hurt his ear like the thrust of a knife; he feared he would shriek. what he heard was the ticking of his watch. which best describes the effect of the narration in the excerpt? it suggests that the man being executed feels tranquil and at peace. it suggests that the narrator is sympathetic to the man being executed. it suggests that the plot will become less tense as the story continues. it suggests that the story will become more intense and mysterious.

Read the excerpt from frederick douglass’s speech “what to the slave is the fourth of july? ”go where you may, search where you will, roam through all the monarchies and despotisms of the old world, travel through south america, search out every abuse, and when you have found the last, lay your facts by the side of the everyday practices of this nation, and you will say with me, that, for revolting barbarity and shameless hypocrisy, america reigns without a rival.what is one way that douglass achieves his purpose of persuading the reader to see his point of view? by relating as many facts and statistics to the reader as possibleby using familiar and casual language to make the reader feel comfortableby using gentle language to evoke a sense of calm and tranquilityby repeating the word “you” to directly relate to the reader