Answer :
Analyzing all the options:
A. Nuclear power: energy obtained by splitting atoms, and it is nonrenewable.
B. Solar power: it is energy provided by sunlight, hence it is renewable.
C. Geothermal power: this kind of energy is obtained by the heat inside of the Earth, hence it is renewable.
D. Wind power: energy obtained by the kinetic energy of the wind, and it is renewable.