The diagram to the right shows the current account balance as a percentage of nominal GDP for the U.S, from 1959 to Cumin Account Butinco IN \\ NODPI 2004. Which of the following is not a plausable explanation for the trend in this data? O A. The growth in U.S. busgot dolelas. O B. Greater demand for U.S. asports, O.G. Increased opportunities for international investment. O'D, Increased saving activity by foreign households