A dolphin is 9 feet below the surface of the ocean. If its position can be recorded as −9 feet, what would the position of 0 represent?

the distance above the surface of the ocean
the distance below the surface of the ocean
the height of the dolphin
the surface of the ocean

Question

A dolphin is 9 feet below the surface of the ocean. If its position can be recorded as −9 feet, what would the position of 0 represent?

 the distance above the surface of the ocean
 the distance below the surface of the ocean
 the height of the dolphin
 the surface of the ocean

cresciez · Answer

D I think c: 
If the dolphin in 9 feet below the SURFACE, then the answer has to be D. All you gotta do is think about it for a sec. :3

anonymous · Answer

thanks

anonymous · Answer

The answer is D since -9 is 9 feet below, 0 is at the surface.