Which description from the passage best emphasizes the idea that Earth has been nearly forgotten? a. "at first, new generations born in the far-flung colonies made pilgrimages to visit the cradle of civilization,... "

B. but over a hundred Millennial, the flow of tourists slowed to a trickle that is rip and finally, stop.

C. "on the 10th floor of the library was a tiny room about 10 square."

D. "the shelves of disks and cubes that had once with the viewing coyote downstairs no longer work either." ​