In Figure 1

question 96

Multiple Choice

In Figure 1.4,a shift of the production possibilities curve from PP1 to PP2 could be caused by

• A)An increase in the unemployment rate.
• B)Implementation of training programs that improve the skills of workers.
• C)A flu epidemic that makes many workers sick.
• D)Tougher pollution controls for the producers of televisions and smartphones.

---

Definitions:

Oxygenated Blood

Blood rich in oxygen and low in carbon dioxide, transported through the arteries except for the pulmonary and umbilical vessels.

Fetus

A developmental stage of a vertebrate that is in the womb or egg, specifically in humans from the ninth week after fertilization until birth.

Blood Pressure

The force exerted by circulating blood on the walls of blood vessels, crucial for maintaining bodily functions.