challenge: What is a criticism of the Energy Charter Treaty?
  
  A. It has a chilling effect on energy-related legislation and allows transnational corporations to sue national governments for loss of profit on their investments in fossil fuel production and nuclear power
  B. It has led to a significant decrease in greenhouse gas emissions
  C. It promotes the transition to renewable energy
  D. It has resulted in the shutdown of all coal power plants in Europe
  Answer: 