B) a strong central government
An effect of Columbus's voyages to the Americas was that the rivalry between Spain and Portugal intensified.
<h3>What entailed the Columbus's voyage?</h3>
The columbus voyage was important because it helped to figured out that the world was a lot bigger, hence, the Europe discovered the Americas and the Atlantic Ocean became a bridge that connected Europe Africa and the Americas.
Because Columbus worked for Spanish King, the rivalry between Spain and Portugal intensified.
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<span>it settled the dispute over the westward expansion of slavery. it lasted for more than 30 years, from 1819 to past 1854. it didn't really come to an end, it was just replaced by the Kansas-Nebraska act.</span>
Rice and indigo were the main crops. Growing rice requires much labor and so did indigo. Hope this helped!!:)