Question

the use of ______ is expected to increase in the future.
a. coal
b. natural gas
c. renewable energy
d. all of the above
please select the best answer from the choices provided

Explanation:

Coal and natural - gas are traditional energy sources with increasing demand in some regions for industrial and power - generation needs. Renewable energy is also growing rapidly due to environmental concerns and government incentives.

Answer:

D. all of the above