The sonoran desert route was his favorite. his friends were surprised he could endure the solitude of it, but he cherished the barren miles. today he’d passed a mile of verbena in full bloom, followed by ten miles with nothing but sagebrush. the next leg promised cliffs, and he loved to imagine scaling them as he traversed the desolate highway. in fact, one was rising in the distance, and the highway would bear right around it. he looked down to cool the temperature, looked up again, and stared. the grill of a tractor trailer, in his lane, was bearing down upon him. how does the excerpt exemplify the ideas king describes in "danse macabre"?

It forces readers to "grapple" with their own mortality.

Explanation:

By exemplifying a sudden realization of the characters mortality, a sudden light coming your way, King tries to force the reader to grapple it's own mortality. To realize that in a moment nothing else could happen.

It forces readers to “grapple” with their own mortality.

Explanation:

glamis thou art, and cawdor; and shalt be what thou art promis'd; yet do i fear thy nature; it is too full o' the milk of human kindness to catch the nearest way: thou wouldst be great; art not without ambition; but without the illness should attend it. what thou wouldst highly, that wouldst thou holily; wouldst not play false, and yet wouldst wrongly win: thou'dst have, great glamis, that which cries, "thus thou must do, if thou have it: and that which rather thou dost fear to do than wishest should be undone." hie thee hither, that i may pour my spirits in thine ear; and chastise with the valor of my tongue all that impedes thee from the golden round, which fate and metaphysical aid doth seem to have thee crown'd withal.  

he lacks ambition.  

he is hesitant.  

he lacks courage.  

he has moral scruples.

the characters in string all have major secrets that they strive to avoid revealing throughout the play.