Does the the word ken mean in the following lines?

o brother mine, to-day we stand
where half a century sweep our ken
since god, through lincoln's ready hand,
struck off our bonds and made us men.

a. knowledge or understanding
b. abysmal blackness
c. glorious
d. physical prowess

Assembly line is the answer

The one that best portrays the theme of "there was a child went forth" is the process of becoming. the ceaseless procedure of getting to be is at the core of the lyric. we progress toward becoming something or develop into something and this is the way toward getting to be, of progress and improvement. the interpenetration of the tyke's cognizance and physical marvels has appeared in this ballad, is one of the basic components of whitman's idea.

Ithink it would beon a paper i put my complaint ,i felt much better .i’m sure if that is right but i think it is i hope it gives you the right information sorry if doesn’t