12.) Latitude and longitude coordinates are used to determine A. An exact location on Earth without the use of landmarks or addresses

B. The depth of the water at that point

C. The distance from one point to another

D. The temperature and climate of an ecosystem

13.) The deepest place in the ocean is found in the Pacific Ocean and is called what?

A Great Pacific Reef
B. Marianas Trench
C. Japan Trench
D. Abyssal Plain