Well all living organisms require oxygen to survive, and all bodies of water on this planet are usually heavily oxygenated, which im guessing is where the underwater plants get all their nutrients from. hope this helps!
On AP3X it's D:
Seized lands from the Roman Catholic Church and placed restrictions on religious leaders
It was Walter Raleigh who got permission from Elizabeth I to establish a colony in North America. It should be noted however that this colony ultimately failed, and it wasn't until Jamestown that a viable colony existed.