3. The blood bank wants to determine the least expensive way to transport available blood donations from Pittsburg and Staunton to hospitals in Charleston, Roanoke, Richmond, Norfolk, and Suffolk. The supply and demand for donated blood is shown in the following figure along with the unit cost of shipping along each possible are 3.1. Using Solver to determine the optimal solution (10 points) 32. What is the distribution route that ships the blood donations from the blood bank to the hospital in Suffolk? is points)