Final answer:
The quote is attributed to the Italian merchant, Marco Polo, who highlights the power of Kublai Khan, the ruler of the Tartars, compared to other leaders around the world.
Step-by-step explanation:
The subject of this question is Social Studies because it involves analyzing a historical quote from a specific time period. The quote is attributed to the Italian merchant, Marco Polo, who traveled to various parts of the world and wrote about his experiences. This quote highlights the power of Kublai Khan, the ruler of the Tartars, compared to other leaders around the world, including Christians, Emperors, Kings, and even the Saracens.
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