How did Islam expand rapidly after the fall of the Roman Empire?(1 point)

Responses

Islam did not expand rapidly after the fall of the Roman Empire.
Islam did not expand rapidly after the fall of the Roman Empire.

Islamic empires joined together big, expansive kingdoms left in a vacuum of power caused by the fall of the Roman Empire.
Islamic empires joined together big, expansive kingdoms left in a vacuum of power caused by the fall of the Roman Empire.

Islamic empires joined together nomadic groups and small, local kingdoms that were left in a vacuum of power caused by the fall of the Roman Empire.
Islamic empires joined together nomadic groups and small, local kingdoms that were left in a vacuum of power caused by the fall of the Roman Empire.

Islamic empires joined together groups of Christians who had been forgotten by the Roman Empire.

Islamic empires joined together nomadic groups and small, local kingdoms that were left in a vacuum of power caused by the fall of the Roman Empire.