State whether each of the following statements is TRUE or FALSE a) Expected value of sample information (EVSI) is always less than Expected value of perfect information (EVPI). b) The set of solution points that satisfies all of the linear programming problem's constraints simultaneously is defined as the feasible region in graphical linear programming problem. c) Degeneracy occurs in transportation problem when the total demand is NOT equal to the total supply. d) The optimistic time is the greatest amount of time that could be required to complete an activity. e) The economic order quantity (EOQ) is the order size when total annual ordering costs equal to total annual carrying costs.