What would be a good correlation coefficient for the data displayed in the scatterplot?

a. r=-1.00
b. r=-0.85
c. r=0
d. r=0.85

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters