The map shows the population distribution of the ancient Roman Empire in 300 BCE.
The map demonstrates the three combined areas with the highest population were
Gaul, Italy, and Anatolia, which offered people access to the northern coastline of the Mediterranean Sea.
Spain, Africa, and Cyrenaica, which offered people access to the southern coastline of the Mediterranean Sea.
Greece, Thrace, and Syria, which offered people access to natural resources from inland areas.
Egypt, Arabia, and Judea, which offered people access to natural resources from inland areas.