The answer would be the last one, building and managing or irrigation systems. Just took the the test and got it right!
Answer:
C
Explanation:
You have to be over 18 to be naturalized in the USA, you also have to have lived here for 5 years.
<span>the shang dynasty was the first to have written records, they built their buildings of wood, and huge walls made of earth, surrounded these buildings to protect them</span>
The European merchants had an economic advantage compared to those of the Chinese because the Europeans have access to money and riches (or goods).
Hope this helps!