The first animated series produced for prime-time network network television was The Flintstones. The series was not the very first animated series overall, hence the Guinness World Records state it as "first for prime-time".
Carbal was the first explorer to sail to the east coast of South America. He sailed for Portugal. Hope it help!
The answer is C. Cities grew rapidly in a period known as Urbanization. People came to cities to look for new jobs and many other reasons.
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