The correct options are
B Process-based resources are non-conventional in nature.
C Process-based resources generate thermal and kinetic energy.
D Process-based resources are environment-friendly.
Process-based resources can be reused. They are unlimited in availability. These are easily available in nature. Generation of energy is generally pollution-free. All these resources are non-conventional. The technology used is very expensive. Some examples include solar, hydel, geothermal and wind energy.