What Is the Primary Cause of Peptic Ulcers

question 22

Multiple Choice

What is the primary cause of peptic ulcers?

• A) stress
• B) Helicobacter pylori bacteria
• C) prolonged use of aspirin
• D) eating too many spicy foods

---

Definitions:

Indifference Curves

Graphs representing different bundles of goods between which a consumer is indifferent, showing the combinations of goods that provide the same level of utility to the consumer.

Marginal Utility

The additional satisfaction or utility a consumer gains from consuming one more unit of a good or service.

Competitive Equilibrium Price Ratio

The ratio of prices that ensures the equality of supply and demand in a competitive market, often used to observe relative price changes between commodities.

Utility Function

A mathematical representation expressing an individual's preference ordering over a set of goods or services, used in economics to model decision making under uncertainty.