There were actually four HUGE causes for WW1, treaties and alliances brought many countries into war, the imperialism of some countries scared other countries, and they were "defending" themselves, there was a lot of weapons stocking, and countries were creating gigantic armies, and that threatened other countries, and then we have plain old nationalism.
The transfer of plants, animals, people, and diseases between hemispheres. This would be the correct answer!!!
Https://quizlet.com/200176/legislative-branch-powers-flash-cards/
Answer:
C. Its leaders valued intellect, loyalty to family, tradition, and honor, the primary principles of Confucianism.