From the information presented in the movie, what can you conclude about dark matter?
A
It is made up of black holes
B
It holds a lot of the universe's mass
С
It's solid, not liquid or gaseous
D
Planet Earth contains trace fragments of it

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

catya that's not even a b or c