It would be "Communist demonstrations" that did not <span>help cause World War I, since communism really did not start to play a prominent role in Europe until later in the century. </span>
Explanation:
Allowing people a voice in government
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B is the answer! Lmk if there’s any more questions
<span>D.) some northerners believed slavery was morally wrong . Southerners believed slavery was an essential part of their lives
this is </span>because the south heavily relied on slaves to tend to their agriculture and such, while the north was more.. well self reliant and city-like populated