Answer:
It became the most important food crop in the Americas. They separate coastal plains near the Pacific Ocean from broad eastern plains that sweep toward the Atlantic Ocean.
Explanation:
The effect of john brown leading attacks on harpers ferry is federal troops begin capturing southern territories.
<h3>Who was Harpers Ferry?</h3>
John Brown attacked harpers ferry hoping to capture the arsenal and start a slave rebellion in the south.
Federal troops begin capturing southern territories was the major effect of john brown leading attacks on harpers ferry.
Therefore, D is the correct option.
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The best phrase for the statement is "being questioned". Miranda v. Arizona (1966) ruled that individuals must be informed of their legal rights before being questioned. It was a landmark decision of the US Supreme Court. This has made a very important impact on the enforcement of the law in the US, where the police has a routine procedure to make the suspects be aware of their rights.
The trip included the threat of diseases and lack of water(Answer B) The biggest threat during the journey was disease.thousand of pioneers died on the way due disease to lack of medication attention. The journey took around 4 to 5 months and attack from native American Indian were rare.