Answer:
One advantage is that they did not have to choose sides. Because of this they did not have to be involved in the war. If they had to choose then they would have been forced to be in the war. Another advantage would be that they could trade with any nation because they were neutral. A disadvantage would be that they had no allies, Another would be that the nation did not have support of other nations.
Explanation:
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<span> Unsanitary living conditions; poor personal hygiene; contaminated water and food; poor diet; exposure to rain, cold, and disease-carrying insects.</span>
The answer you will be looking for is D. I hope this answer helps. :-)
It shows that life on Earth has changed a great deal over the past millions of years...