When demand increases while supply remains constant in a competitive market, what happens to the equilibrium price and quantity?

When demand increases while supply remains constant in a competitive market, what happens to the equilibrium price and quantity?

• A. The equilibrium price falls and the quantity rises.
• B. The equilibrium price rises and the quantity falls.
• C. The equilibrium price rises and the quantity rises.
• D. The equilibrium price falls and the quantity falls.

Answer: (C)