Describe the growth of the mongol empire between 1227 and 1294?

The animation covers the the period 1206 to 1294, starting with the founding of the Mongol empire by Genghis Khan, his death in 1227, through to the rule of his grandson Kublai Khan (1260--1294) and the breakup of the empire into four Khanates - The Golden Horde, Chagatai Khanate, Ilkhanate and the Yuan Dynasty

your answer would be (a)

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."