Place the <,> or = symbols between the following: A) 4/3 ? 2/3
B) 4/3 ? 80%
C.) 3/4 ? 65%
D.) 4/8 ? 50 %

Please help

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