If You View the Sky from 20° North of the Equator

If you view the sky from 20° north of the equator, the north circumpolar stars (which do not rise and set) would be:

A) the stars within 20° of the horizon.
B) the stars within 20° of Polaris, the North Star.
C) the stars within 20° of the zenith (the point directly overhead) .
D) nonexistent, since all the stars rise and set when viewed from 20° north of the equator.