Why do you think bumper cars move slower than 20 years ago?​

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.

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In 1917 ww1 started to happen, and america tried to stay neutral but couldn't. what are the two main reasons america didn't stay neutral during ww1