It would be "d. the Magna Carta" that was <span>signed by King John in the 1200s granting certain rights to the English people and limiting the king’s power, since Parliament practically forced him to do so. </span>
This <span>inflationary end result is predicted by the economic theory of supply and demand, which dictates that if supply of oil is cut, then the price will rise to levels outside market value. </span>
