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The McCulloch v. Maryland is the case that went to the Supreme Court because the state of Maryland wanted to tax the National Bank established by the Congress. The court ruled that under the Article I, Section 8, the "Necessary and Proper" clause that the state could not tax the institution of the the federal government. This is an landmark case and its effect was that this supported the federal government over the state governments.
Coral reef destruction is caused of course by climate change, responsible for our warmer oceans. Corals cannot survive if the water temperature is too high. Higher water temperatures is the main reason behind the death of nearly half of the Great Barrier Reef’s corals.
Urban and industrial waste and oil pollution from shipping are poisoning reefs too – some pollutants, such as sewage and runoff from farming increase the level of nitrogen in seawater, causing an overgrowth of algae, which smothers reefs by cutting off their sunlight.
So A, B and C are the correct answers
D. Burning the American flag, it is legal only when it is torn or tattered.
I believe that's true. I'm just not completely sure it was during the <span>first war . </span>