 
<translate> À maara ihe nile e ji arụpụta ụta n'oge a na-eji ọla kọpa akpụ ihe? N'iburu n'uche ajụjụ a dị n'elu, biko buru ụzọ jiri ezi uche zaa ya! <eng> Were all the materials to make a cannon known during the bronze age? Given the above question, please answer with reasoning first! 