The pressure att he depth of 1.25 m in a tank of liquid is measured to be 125.5 kPa. The tank is open to the outside air, which is at a pressure of 102.0 kPa. What is the density of the fluid?
A) 2400 kg/m^3
B) 10200 kg/m^3
C) 18800 kg/m^3
D) 1920 kg/m^3
please show work.