In most sub-saharan african countries, which age group has the highest number of people

Answer light in color; silica-rich;

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The zhou dynasty (1046-256 bce) was the longest-lasting of china's dynasties. it followed the shang dynasty (c. 1600-1046 bce) and it finished when the army of the state of qin captured the city of chengzhou in 256 bce.