Why Might the Last Century Be Considered the Most Prosperous

question 3

Multiple Choice

Why might the last century be considered the most prosperous time in world history?

• A)The richest one percent of the world's population owns only half of the global wealth.
• B)Only 10 percent of the world's population lives on less than $2 a day.
• C)There have been dramatic improvements in living standards globally.
• D)The United Nations has maintained world peace and stability since it was created in 1945.

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Definitions:

Magma

Molten rock, which may or may not contain some crystals, solidified rock, and gas.

Hydrothermal Rock

Rock formed from the alteration of pre-existing rock by mineral-rich hot water.

Sedimentary Rock

Rock resulting from the consolidation of sediment.

Igneous Rock

A type of rock that forms from the cooling and solidification of magma or lava.