Question

Metal, Wheel, Fire-according to you which one is the most important invention of human
life? (Answer in maximum three sentences)
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Answer 1

Answer:

fire

Explanation:

cause fire helps us in extracting metal and in present days even car rims are made with the help of heating which includes fire.

Answer 2

Answer:

Explanation: wheel because it makes the early mans work faster and easier. Theri loads can be easily be transported from one place to another.