how did growth of craft lead to growth of towns?

Dear Student,                               

Please find below the solution to the asked query   
  Different crafts like pottery making, weaving, bead making, making of 
terracotta artefacts,garland making etc emerged which attracted people to come and settle in certain areas where the demand for such crafts increased. This led to the growth of towns where trading of items like beads, terracotta artefacts, potteries took place.

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Madhumita