I think its B because Charlie is overweight and should start a exercise routine and diet but his caliper test doesn't make sense since his BMI is so high.
According to the 37 page report published by the IFMA titled "Sustainability in the Food Service Environment" in 2011, it is estimated that 80% of the total energy spent at US restaurants are wasted. From the same report it was determined that the wasted energy comes from inefficient appliances, AC and ventilation system, and refrigerators producing excess heat and noise.
Answer: I'm pretty sure it is E All of these
If I'm wrong I'm sorry I'm 50 50 for B and E tho