Hello!
[tex]\large\boxed{\text{C. 7,350,000 J}}[/tex]
Use the equation:
[tex]PE = mgh[/tex]
Where:
m = mass of the object (kg)
g = acceleration due to gravity (≈9.8 m/s)
h = height above ground (m)
Plug the given values into the equation:
PE = 7500 · 9.8 · 100
PE = 7,350,000 Joules.