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It has made the spread of cultures and ideas easier.
The development of early cities made it easier for people to communicate quickly in their daily lives. The development of early cities also meant that diseases spread more quickly.
The development of early cities made it easier for people to communicate quickly in their daily lives. The development of early cities also meant that diseases spread more quickly.
The development of early cities made it easier for people to communicate quickly in their daily lives. The development of early cities also meant that diseases spread more quickly.
Cities developed in Mesopotamia, and ideas were spread through trade and conquest.
all CDMA and UMPS and HSPA phones have spread spectum applied!
Casual contact, sweat, tears, feces, urine do not affect the spread of HIV.
It is spread by people touching things like phones and door knobs.
The development of the printing press
yes
Africa
yes