Choose a product you would like to have in this place.I would want to incorporate a combined toilet and hand wash system in our washroom. a. What are you trying to accomplish?This combined toilet and sink enables us to collect the water used in a sink and then use it to flush the toilet. This saves 50% of the water with every use.b. How can you re-design this product to make it more sustainable? Use the material choices graph. i. The sink can have a few switches that enable it to collect water or not. ii. The sink should also be made of eco-friendly materials that can be recycled.c. What are the sustainable design principles you have used? i. Energy efficient ii. Recycled materials iii. Durable designd. What are the economic and environmental benefits of your new design? i. Lower water bills. ii. Lower water usage/wastage.e. Which circular business model can you adopt instead of linear? i. Hybrid and waste to wealth. f. If you look at the butterfly diagram, to which cycle does your product belong? i. Recycle stage and restoration stage.