Which of the Following Statements Is True in Relation to the Economist

Which of the following statements is true in relation to the Economist Intelligence Unit?

A) The Economist Intelligence Unit rates country risk by combined economic and political risk on a maximum of 100 points scale.
B) The Economist Intelligence Unit rates the risk based on the spread in the Euromarket of the required interest rate on a country's debt over the LIBOR.
C) The Economist Intelligence Unit weighs subjective scores allocated by rating officers by the exposure of each bank to the country in question.
D) None of the listed options are correct.