Question

one of the greatest discoveries made by early humans was of .

(a) painting.
(b) tool making.
(c) hunting.
(d)fire.​

Answer 1

Answer:

it's fire

Explanation:

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Answer 2

ANSWER

Fire

EXPLANATION : The way fire was discovered is not known. It could only be assumed that early humans rubbed two flint stones together and sparks fell on dry leaves to produce flames. It provided light and warmth and was used to cook food. Therefore, the discovery of fire was one of the most significant discoveries in ancient times.