In 2019, national saving in Korea equaled 34.8 percent of GDP, and domestic investment equaled 30.0 percent of GDP. Source: International Monetary Fund, "World Economic Outlook Database," March 2021. a. Calculate net foreign investment in Korea as a percentage of GDP. Net foreign investment in Korea as a percentage of GDP equals enter your response here percent of GDP. (Enter your response rounded to one decimal place.) Part 2 b. Can we say with certainty whether in 2019 the Korean government was running a surplus or a deficit? A. No, we would need to know whether the country was exporting more than it was importing, or vice versa, in order to make this determination. B. No, to determine if the government was running a surplus or a deficit, we would need information on private saving. C. Yes, if we substitute the values above into the saving and investment equation, it yields a positive number, indicating the government was running a surplus. D. Yes, if we substitute the values above into the saving and investment equation, it yields a negative number, indicating the government was running a deficit