Fossils, Continents´ shape, Mid-ocean ridges, fauna
The free rider problem<span> is a market failure that occurs when people take advantage of being able to use a common resource, or collective good, without paying for it, as is the case when citizens of a country utilize public goods without paying their fair share in taxes.</span>
The correct answer is D. Magna Carta and English Bill of Rights.
Letter choices B and C are incorrect because the US Constitution and the Declaration of Independence are both American documents. Letter A is incorrect because the Transcript of Rights is not a real document. This shows that the only correct answer is D. as this is the only option with 2 documents actually created by the English.