¿Piensa usted qué en la era paleolítica y neolítica existían las clases sociales?
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Respuesta:
gb_O,.gb_l .gb_P,.gb_N .gb_O,.gb_N .gb_P{display:inline-block}.gb_L:hover,.gb_L:active,#gb a.gb_L:hover,#gb a.gb_L:active{text-decoration:underline}.gb_L{border-bottom:1px solid #ebebeb;left:28px;width:264px}.gb_l .gb_L{border-bottom:1px solid #e8eaed;left:0;width:328px}.gb_Q{text-align:center}a.gb_O,a.gb_P{background-color:#ffffff;border:1px solid #dadce0;-webkit-border-radius:4px;border-radius:4px;-webkit-box-sizing:border-box;box-sizing:border-box;color:#1a73e8;display:inline-block;font:500 14px/16px Google Sans,Roboto,RobotoDraft,Helvetica,Arial,sans-serif;margin:16px 0 18px 0;max-width:264px;outline:none;overflow:hidden;padding:10px 24px;position:static;text-align:center;text-decoration:none;text-overflow:ellipsis;white-space:nowrap}a.gb_O:visited,a.gb_P:visited{color:#1a73e8}.gb_P:hover,.gb_O:hover{background-color:#f8fbff;border-color:#cce0fc;text-decoration:none}.gb_P:focus,.gb_P:hover:focus,.gb_O:focus,.gb_O:hover:focus{background-color:#f4f8ff;border-color:#c9ddfc}.gb_P:active,.gb_P:active:focus,.gb_O:active,.gb_O:active:focus{background-color:#ecf3fe;border-color:transparent;-webkit-box-shadow:0 1px 2px 0 rgba(60,64,67,0.3),0 2px 6px 2px rgba(60,64,67,0.15);box-shadow:0 1px 2px 0 rgba(60,64,67,0.3),0 2px 6px 2px rgba(60,64,67,0.15);text-decoration:none}.gb_N .gb_K{display:none}.gb_L:last-child{border-bottom-width:0}.gb_o .gb_f{display:initial}.gb_o.gb_R{height:100px;text-align:center}.gb_o.gb_R img{padding:34px 0;height
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