Which of the following is the cheapest source of power for a large scale industry? By: Sunday|Published on: Jun 15|Categories: Geography WAEC| 0 comments A. coal B. gas C. water D. petroleum Correct Answer: Option A – coal Users Also Read These:Small scale retailers continue to survive in spite…Â Production of chicks on a large scale can be…One of the internal economies of large scale production is?Nitrogen is prepared on a large scale by the?Large-scale wheat production is associated with the?SEE ALSO A piece of evidence that confirms that the earth is spherical is the?