Answer:
Your essay looks great! I put it into grammarly too, and there are no errors. Good job!
The Ming Voyages. Asia for Educators. Columbia University. From 1405 until 1433, the Chinese imperial eunuch Zheng He led <u>seven</u> ocean expeditions for the Ming emperor that are unmatched in world history.
The answer I believe would be b
C. nations compete to build the most weapons.
Horizontal integration is the acquisition of a business operating at the same level of the value chain in the same industry. Hope this helps