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.
People who need life-saving drugs cannot do without them and surely will be willing to pay very high prices for them because a monopolist, such as one selling life-saving drugs, still faces downward-sloping demand curves.
Drugs are chemical substances that, when consumed, cause changes in the physiology or psychology of living organisms. Pharmaceuticals are generally distinguished from foods or substances that provide nutritional supplements. Drugs are consumed by inhalation, injection, smoking, ingestion, absorption through skin patches, suppositories, or sublingual dissolution.
In pharmacology, a drug is a chemical substance, usually of known structure, that produces a biological effect when administered to a living organism. Pharmaceuticals, also known as drugs or medicines, are chemical substances used to treat, cure, prevent, diagnose, or promote health. Medicines have traditionally been obtained by extraction from medicinal plants, but more recently they have also been obtained by disorders of organic synthesis.
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Just like in any other country in the world. Senegal used to be a French colony which is why there are still a lot of French traces in this African country, especially when it comes to food. People in Senegal have a lot of things they can do - explore the beautiful nature that surrounds this country, the sea, the animals, etc. Also there are some modern buildings so not all is traditional. Additionally, prostitution in Senegal is legal, so this is also one of the ways to have fun in Senegal.
