They represent areas of equal pressure<em /><em /> because they are isobars.
Hope that helped you!
Answer:
C
<u>when two tectonic plates meet. One of the plates is pushed under the other into the Earth's mantle.</u>
I think you forgot to add the descriptions along with this question. Based on my research and knowledge, i am answering the question. Land reflects the sun's energy slowly, while oceans absorb the sun's energy more quickly and this best states how oceans and land absorb the sun's energy differently.
The answer is deep sea trenches