A. Malaria Consortium: 134,683 cases of malaria prevented, with an estimate of 26 deaths averted.
Against Malaria Foundation: 134,683 cases of malaria prevented, with an estimate of 34 deaths averted.
Helen Keller International: 942,785 delivery of a vitamin A supplement, with an estimate of 269 deaths averted.
B. Helen Keller International: would be my pick. Simply because this is the most cost effective donation to impact most number of lives.
C. Most consumptions on goods.
Feel it's wild guess!