This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Umunlad ang mga tao noong unang panahon dahil natuto silang gumamit ng kahoy at nakahukay sila ng metal. at ang pinaka unang metal na nahukay ay ang ginto