______ Have Valves to Prevent Backflow

question 28

Multiple Choice

______ have valves to prevent backflow.

• A)Veins
• B)Arteries
• C)Capillaries

---

Definitions:

Scarce Resources

Natural or human assets available in limited quantities relative to their demand, leading to the necessity of economic allocation.

Capital Goods

Long-lasting goods acquired by businesses to produce goods or services, encompassing items like machinery, tools, and buildings.

Consumer Goods

Products that are purchased and used by individuals for personal or household consumption.

Production Possibility Frontier

The Production Possibility Frontier is a curve depicting all maximum output possibilities for two goods, given a set of inputs.