During the winter it can be very unpleasant sitting on a cold toilet seat. a new product is to be developed that eradicates the problem. the whole design could be changed or there could be additional design changes from the original seat to improve the heat insulation so that the seat remains hotter. i. state the 5 most important requirements of the design specification. i. state the 5 most important requirements of the design specification. ii. generate 5 concept designs that meet the specification. iii. choose a design, justify your choice, outlining its main attributes.