To allow the force of expanding gases from the gunpowder to act for a longer time
If you want my honest opinion i believe that 2 & 4 are the correct answers.
Answer: got identified with its four essential elements: Population, Territory, Government and Sovereignty. within the sphere of peacekeeping its four basic credentials Nationalism, Territorial Integrity, Sovereignty and Legal Equality got fully recognized.
Explanation: need more points?
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Answer: C
Explanation: Mormons had always gotten harassed for their religon so they sought to find a place somewhat secluded.