Option 1 (flow) Between B D E A 60 110 40 40 B 20 0 10 C 50 50 D 120 E The unit transport cost is $1 between two consecutive floors, as shown in the table below. (All figures in $): Between A B D E 1 2 3 4 B 1 2 3 1 2 D 1 E b) There is an Option 2 to swap between A and B, i.e. in the sequence of B, A, C, D, E. Complete the table, b1 to b6 below with the new inter-division flows (some are already filled in). (3 marks) Option 2 (flow) Between B D E B (61) (62) (63) 10 . (b4) 40 (b5) (56) C 50 D 120 E c) What will be the new total transport cost for Option 2? Show all your steps. (3 marks) d) From the Option 1 and Option 2 above, many customers think that Option 1 would be a better layout. Explain this with two reasons in term of customer satisfaction. (4 marks) e) The lean techniques are not only used in manufacturing but also used in services. Suggest three methods with details of how to implement lean layout in Island Bank Inc. to improve the service quality. (6 marks)