Acid precipitation is caused by a mix of B. Sulfur Dioxide, Carbon Dioxide, Nitrogen Oxides.<span>
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The large-scale structure of the Universe is made up of voids and filaments, that can be broken down into superclusters, clusters, galaxy groups, and subsequently into galaxies.
Polytheism is a religion in which the piety believes in more than one god (monotheism).
EDIT: Polytheism itself is not a religion, it merely describes the beliefs of the region.
Boundaries created between groups of people due to conflicts or peaceful agreements are_____.
Political.