Drag each label to the correct location on the image. Match each description to the correct empire.
sacked by Visigoths
and Vandals
weakened by the
Hunas' attacks
math and science
remained important
split into eastern
and western regions
Gupta Empire
Roman Empire
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it is the code of hammurabi

c, they united with once

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

hope this .

plz give me brainliest!