Answer: Cultural blending
Explanation:
Based on the excerpt, the positive effect of migration is cultural blending. Cultural blending occurs when there's an interaction between different cultures. When this occurs, people learn another different culture and the way of life of the people.
Through cultural blending, communication is made faster, bonds are built, ideas are shared, etc.
<span>Massachusetts ............</span>
Marathon is a city in Greece, next to Athens. It lies around 42 kilometers from Athens, and the marathons that we run today are a reminder of a run that a soldier in ancient Athens undertook to notify the Athenians about the outcome of a battle.
See a map in attachment!