Answer: The principal cause of the war was because a Serbian killer planned and murdered an Austrian Archduke by the name Archduke Franz Ferdinand, and his wife was a part of the bloodshed that day.
Explanation: Hope this was helpful
Answer:
It could not make steady profits and faced bankruptcy.
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B
Answer: the corona virus started in china but china was hidding it but the virus come to the us by plane a boat form sick people you can get the virus by interacting with a person who is sick through the mouth, eyes ,nose
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