A Demand Curve

question 250

Multiple Choice

A demand curve

• A) has an upward slope.
• B) has a downward slope.
• C) is a graph of the relationship between quantity demanded of a good and its price.
• D) Both answers B and C are correct.
• E) Both answers A and C are correct.

---

Definitions:

Penicillins

A group of antibiotics derived from Penicillium fungi, effective against a variety of bacteria.

Ménière's Disease

A disorder of the inner ear causing severe dizziness (vertigo), ringing in the ears (tinnitus), hearing loss, and a feeling of fullness or congestion in the ear.

Otitis Media

An infection of the air-filled space behind the eardrum, often resulting in ear pain and temporary hearing loss.

Otopyorrhea

The discharge of pus from the ear, often due to an infection.