If I am not wrong the answer has to be D the land along the Indus River Valley
Answer:
It can cause intense competition among nations with each seeking to overpower the other.
Explanation:
Imperialism was basically the tension over colonies. This was a widely recognized reason for starting off WWI. Colonies were places that were taken in to control by other ruling countries. This made countries more powerful and <span>dominant, so this is linked to alliances that were made back then.</span>
