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Kalahira
Humans require lots of energy to develop and function, especially due to their relatively large brains. The ideal means of getting that energy would be to consume animal protein. Early humans hunted in order to gain this type of protein. In order to increase their odds when they were hunting they created tools as well as well laid out plans and strategies.
the answer is:  was conducted with lithic tools and cooperative strategies.
Archeologists found several tools made from stone that predicted to be used by Early humans to help them with their hunts, such as hammer and slingshots.
From the wall painting, it is also shown that many of them actually hunted in groups rather than doing it individually.