What is the best visual device to compare the population of four different regions

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the island of proikonesos, now called marmara island. in the 4tn century notable aristocracy from constantinople first settled on the island. by 569, many byzantine aristocrats had built palaces on the island and accepted it as their home. the byzantine royal presence on the island was strong.

in 395 with the division of the roman empire, the byzantine empire began for the island of ródos, now called island of rhodes, which was important because of its influence in maritime issues. the byzantine territory had rhodes as its capital of the islands; this caused massive murders because of its territorial occupation.