Short answers please

Data: The below data shows balance on current account of the United State of America. FRED. - Balance on Current Account, NIPA's/Gross Domestic Product-100 25 Bil, of 3/BI of $ 10 -25 -75 1950 1955 1930 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010 2015 2020 U.S. recessions are shaded, the most recent end date is undecided. Source U S. Bureau of Economic Analysis fred stlouisted.org Figure 1: Balance on Current Account for the United States https://fred.stlouisfed.org/graph/?g=BJRX Discuss: a. Since 1999, what is the sign of the current account balance for the United States? b. As of 2020, why is the current account balance for the United States negative? c. If the current account for the United States is in deficit, what sign should we expect the financial account balance of the United States to have