The submarine will most likely find data that shows the highest pressure data and the lowest temperature data (unless of course it's near a hydrothermal vent). This is because due to the depth there's a lot more water above it putting a lot of pressure on the sub, and very little sunlight to heat up the water.
To conduct water and minerals to the leaves
Answer:
i have not a clue in the world lol
The answer is Clean Water Act