A. Whether the federal government should have the power to regulate slavery
Majority of Southerners were opposed to Lincoln’s stance on slavery.
They saw him as a threat to their livelihood and harbinger of secession.
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Answer:</h3>
<em>Initiated by the USA in 1899 and 1900, The Open Door policy was a declaration of principles.</em>
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Explanation:</h3>
<em>May I please have brainliest</em>
<em>Hope this helps</em>
<em>(∵°ω°∴)</em>
John Calvin was a famous French theologian and a major leader of the Protestant Reformation. He helped popularize the belief in the sovereignty of God in all areas of life, as well as the doctrine of predestination. The theological approach advanced by Calvin has come to be known as 'Calvinism.'