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What are craters in the solar system evidence of?
Secondary Sector
Jobs that transform raw materials into consumer goods (e.g., cars, furniture).
Midcentury
A term generally used to specify the middle period of the 20th century, characterized by distinctive trends in design, culture, and politics.
Tertiary Sector
Jobs that provide services (e.g., teaching, nursing) rather than goods.
Nineteenth Century
The period from 1801 to 1900, marked by significant industrial, social, and political changes worldwide.
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