Answer:
C)
spread of disease pathogens among urban populations
Explanation:
Smallpox, the world health organization came up with a vaccine and had everyone vaccinated
Answer:
The establishment of colonies across the Mediterranean permitted the export of luxury goods such as fine Greek pottery, wine, oil, metalwork, and textiles, and the extraction of wealth from the land - timber, metals, and agriculture (notably grain, dried fish, and leather), for example - and they often became lucrative ...
Explanation: