The answer is A. colors and symbols because legends are basically there showing you what all the things on the map represent.
Answer:
During high tide when the level of seawater rises, more sea water is brought into the estuary. This makes the water very salty and thus increases the percentage of dissolved salt in the estuary. Therefore, at high tide, the salinity of an estuary increases significantly.
Explanation:
Answer:
the crude birth and death rates are simultaneously low.
Explanation:
The magma chamber below the Yellowstone caldera. It's located in Yellowstone national park.