Answer:
Multiple relationships are present.
Explanation:
There are multiple relationships present in every ecosystem such as predation, commensalism, parasitism, and mutualism because every organism depends on other organism for survival. Some organisms feeds on another organisms by killing it, this type of relationship is known as predation . In commensalism, one organism gets benefit while the other get neither benefit nor harm. In parasitism, one organisms get benefits while the other get harm whereas in mutualism, both the organism gets benefits.
The creation of approximately ten million refugees from 1947-48 was a result of World War II.
World War II brought destruction of lot of countries, millions of people lost their homes that were flattened with the ground, the economies were destroyed and on the verge of bankruptcy, so millions of people left their countries in search for better life (or rather just normal life).
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