<span>By claiming the inherent powers to preserve the Union</span>
During the Age of exploration, primarily *European* explorers traveled across the Atlantic and pacific oceans and first encountered civilizations in the Americas, since they were in competition so see who could extract the most natural resources.
slavery made legal by the Constitution of the Republic of Texas
. The General Provisions of the Constitution forbade any slave owner from
freeing his slaves without the approval of Congress and forbade Congress from
making any law that restricted the slave trade or emancipated slaves.
The correct answer is C. Lack of coal
Petroleum and electricity were not yet used in early industrialization which was coal based. Timber was not a problem due to luscious woods found in Southern America, but timber is not as good and important as coal for industrialization, especially the early one which was steam based.<span />