Stepping stone method Plants Supply Destination Demand Kansas City 35 Chicago 30 Omaha 50 St. Louis 65 Des Moines 50 Cincinnati 40 Total 135 tons Total 135 tons Transport cost from Plants to Destinati"

a) Allocate tons from Kansas City to St. Louis
b) Allocate tons from Des Moines to Chicago
c) Allocate tons from Omaha to Cincinnati
d) Allocate tons from Kansas City to Des Moines