Which statement is true about the Mongol Empire after Genghis Khan’s death?

Kublai Khan empire was larger than Batu Khan's empire.

Explanation:

Kublai khan was the last emperor before the fall of mongol empire, he was successful in expanding the empire after renaming it Yuan empire. The newly named dynasty became successful after the fall of the major southern center Xiangyang in the year 1273 to Mongol forces after five years of struggle. The final task for Kublai was the conquest of the Song Dynasty in southern China. He finally garnered this sought-after southern region in 1276 and the last Song emperor died in 1279 after years of costly battles. With this success, the Mongols became the first non-Chinese people to conquer all of the Chinese territories.

do u have any answer choices man?

these civilizations were located around fertile rivers, where they could produce an abundance of crops