Stone Tool Use - What You Want?

When provided with a human made sharp stone, one arangatan spontaneously used it as a cutting to. That's co they were untrained and uninculturated. The other thing, they abandoned the hammer and then hit rocks together. Young e prob us did allof all of those things. Then when they were given a sharpened rock, so they didn't make thesharpened rock, but they were givenA sharpened rock,. They used the sharpened rock to cut open the food a. I never heard that before,uninculturated like it.