The correct answer is C.
The hiking boots and the sleeping bag are two products that she bought and which are necessary for the hiking trip. On the other hand, the want is the pair of jeans, which is a product that she desired and bought, but that is not necessary or useful for the coming trip.
Federal Emergency, Administration of public works, Franklin D. Roosevelt,president of the united states. Harold L. Ickes, Administrator of public works. Pine City Village Hall, 1939. I hope this is what you are looking for