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Earth is about: a) 4.6 million years old. b) 400,000 years old. c) 4.6 billion years old. d) 40 billion years old. e) 6,000 years old.

User Peter Knut
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6 votes

Answer:

Right answer:

C. 4.6 billion years old.

Step-by-step explanation:

User Meetu Gupta
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