2. Which of the following best describes Pangaea? A. The seven continents that we know now
B. An area on Earth that contains a ring of volcanoes
C. A giant landmass that existed over 250 million years ago
D. The process by which plates move

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.

i am sorry but i need more information and a picture.