Ford motor company's rouge center in dearborn, michigan, has a "living roof" on the dearborn truck plant final assembly building. it is the largest living roof in the world, encompassing 10.4 acres. the living roof is made from living grass, and its primary purpose is to collect and filter rainfall as part of a natural stormwater management system. it also provides cooler surroundings and offers a longer roof life than a traditional roof. the cost of promoting the company's products and its sustainability efforts would fall into which function in the value chain?

The answer is "Production or purchases".

The purchasing function is center to any organization or company, as it gives the materials and assets expected to make an item. As the economy turns out to be more worldwide, the open doors turn out to be much all the more energizing. The parts that exist inside this capacity are various, and here are only a couple: organizer or examiner, materials director, corporate acquiring administrator. These parts can exist at a field area, for example, a plant or at a corporate area. Contingent upon the organization, people could be engaged with acquiring anything from office supplies to parts for the development of airplane engines.