RED
The primary functions of red blood cells are to transport oxygen from the lungs to tissues, maintaining adequate tissue perfusion, and transporting CO2 from the tissues to the lungs.
The white globules have the role of defending the body in various ways, and structure the immune system.
There are no blue globes!
It sunk into a worldwide depression
Explanation:
After the war ended global economy began to decline. Economies of North America, United Kingdom and especially Germany faced recession after the war and eventually went into depression in late 1920s and early 1930s.
Theodore Roosevelt was the New York politician who accused a reporter of being a muckraker during Harlem Renaissance. This term was coined by Roosevelt himself, for the journalists who were reform-minded and attached established institutions as corrupt.