D 100% 80%% 60% Cummulative Propotion of Public Transit Resources 40% 20% 0% % 20% 40% 50% 80% 100% Perfect Equity Line -Lorenz Curve Cummulative Propotion of Population Refer to the above graph. The cumulative share of income received by the bottom 80% of total households is approximately: a) 100% O b) 80% O c) 35% O d) 20%