Pleaseee pleasee help :)

What was the land like over 500 million years ago? what was under the sea?

How does deforestation affect the water cycle? a. it increases the amount of runoff b. it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

What are the responsibilities of the region of the brain highlighted below? =+= will rate brainiest =+=