Answer:
There are multiple theories, nobody can be 100 percent sure how but here are 2 main theories:
Explanation:
-Lightning strikes a nearby tree, which catches fire. Frightened but inspired, these cavemen venture out, bring burning sticks back into their cave and learn to use fire.
-They may have used pieces of flint stones banged together to created sparks. They may have rubbed two sticks together generating enough heat to start a blaze.
