1. The HDR 2006 has identified 5 specific reasons/barriers for why access to sanitation lags behind access to safe water. Which one of those 5 do you think is the best one? Please explain your answer. 2. The HDR 2006 has made 4 policy recommendations on how to solve the water crisis in developing countries. While obviously all four are important, which one of those 4 do you think is the best one. Please explain your