Considering all costs, the cheapest source of energy for domestic use is? By: Sunday|Published on: Jun 6|Categories: Agricultural Science WAEC| 0 comments A. electricity B. sunlight C. biogas D. water Correct Answer: Option B B. sunlight Users Also Read These:What is the cost of running five 50W lamps and four…Petroleum is a non-renewable source of energy because it?A non-renewable alternative source of energy is?A household refrigerator consumes electrical energy…Which of the following source of energy is renewable?SEE ALSO A piece of information contained in payroll record of farms is?