Answer:
yes
Explanation:
because the more the lines are stacked together, the more the altitudes would increase. Therefore, the map would show either many lines to represent a mountain or more distant lines for a basin.
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
The bering straight, the bridge between russia and alaska
hope this helped
~rosy67