Which of the Following Is a Commonly Used Tool for Diagnosis

question 2

Multiple Choice

Which of the following is a commonly used tool for diagnosis of respiratory disease?

• A)Complete blood count
• B)Streptococcal antibody test  
• C)Chest x-ray
• D)Spirometry

---

Definitions:

Marginal Product

The boost in output stemming from an increment in input by one unit.

Wage

The payment received by workers for their labor, typically expressed as an amount per hour or per year.

Factor Markets

Markets where services of the factors of production (labor, capital, land) are bought and sold.

Oligopolies

Market structures dominated by a small number of large firms, leading to competition that is less than in perfectly competitive markets but more than in monopolistic scenarios.