When dealing with a tank of 150 pounds of water on a platform, it is most energy intensive to do which of the following?

W) Lift the 150 pounds of water 2 feet in the air

X) Lower the 150 pounds of water by 2 feet

Y) Decrease the temperature of the water by 2\({}^{\circ}\) Fahrenheit

Z) Increase the temperature of the water by 1\({}^{\circ}\) Fahrenheit
Y) DECREASE THE TEMPERATURE OF THE WATER BY 2\({}^{\circ}\) FAHRENHEIT