Answer:
C. limit their protectionism policies.
A, enslaved persons were too valuable for southern leaders to consider emancipation
Answer: Bombing more than 60 Japanese cities. Declaring a soviet union attack on Japan and issuing the Potsdam Declaration.
Answer:
Examples of these global environmental changes include climate change, freshwater shortages, loss of biodiversity (with consequent changes to functioning of ecosystems), and exhaustion of fisheries.
Explanation: