Tertiary
Hope this helps!!!
Answer: It’s how the post office know which zone to drive to and how to sort it better
Explanation:
The moisture is the same throughout the air mass.
A mountain peak on a topographic map a mountain would be represented by parallel contours of elevation according to the shape of the peak and the overall shape would be coming to a point or the peak of the mountain and since it is a mountain the contours would be fairly close together.
