please explain thank you :)

Consider the transportation table below. The solution displayed was obtained by performing some iterations of the transportation method on this problem Source Denver Destination Yuma SH Miami $7 SE Supply 10 Houston 10 $4 SF St. Louis 20 10 10 SA $3 SZ 30 Chicago Deman 10 20 20 20 20 The total cost of the current solution provided ESL Question Viewer Using stepping stone method, to perform an improvement iteration, the improvement index for the unused cell will be Houston - Yuma I Houston Mam St Louis - Man Chicago-Deriver Based on the improvement index for each of the unused dels in the first improvement iteration, unused cell Houston - Mismashould get an assignment of units The improved transportation flow will be (Note: You must enter a spment in every cell even if the shipment is) To From Denver Yuma Miami Supply SZ S8 51 Houston 10 $4 55 SE St. Louis 171 20 TU St. Louis 54 55 SF 10 10 20 36 $31 52 Chicago Demand 10 30 20 20 20 20 The total cost of the current solution provided Using stepping stone method to perform an improvement iteration, the improvement index for the unused cell will be Houston Yuma Houston-Mame St. Louis Mami Chicago - Detver Based on the improvement index for each of the unused cells in the first improvement iteration, unused cell Houston - Miami should get ankment of units The improved transportation flow will be (Note. You must enter a shipment Miley cell, even if the shipment is I To From Denver Yuma Miami Supply $2 58 $1 Houston 10 MA $4 $5 St. Louis 20 $3 Chicago 30 The total cost of the improved solutions nter your answer in each of the answer boxes