I believe the answer is A. <span>He observed that not all heavenly bodies moved around the Earth.</span>
It got identified with its four essential elements: Population, Territory, Government and Sovereignty. In the sphere of international relations its four basic credentials Nationalism, Territorial Integrity, Sovereignty and Legal Equality got fully recognized.
"Admiral John Dahlgren, the head of the Union blockading fleet, learned of the diving submarine from Confederate deserters. In response, Dahlgren ordered his blockading squadron to anchor in shallow water...**hang ropes and chains over their sides as defensive measures, and deploy picket craft to keep torpedo-bearing boats away"
I think this means they prevented the armed boats(torpedoes) from firing at the submarines
Well we have the miranda rights, meaning it has contributed toward due process and just treatment while in police custody. I guess the con would be though, that now there are extra processes involved like paperwork and such.