Help pleasee solar panels are used to gather energy to heat a swimming pool

A. chemical to radiant
B. mechanical to thermal
C. thermal to nuclear
D. radiant to thermal

What is the mass of the water that is being heated? it requires 2,500 joules to raise a certain amount of water (c = 4.186 jig c) from 20.0°c to 60.0°c. o 159 o 40 g o 63 g o 80 g