Consider the balance-of-payments accounting information for Lalaland in 2010 as shown in the table below. All values are in billions of dollars and any variables not provided below have a value of zero. Exports 580 Imports 460 Net foreign-investment income - 70 Capital outflows 180 Capital inflows 90 What is the net change in the stock of Lalaland's investments abroad in 2010? O A. an increase of $190 billion O B. a decrease of $190 billion O C. an increase of $50 billion O D. a decrease of $50 billion O E. insufficient information to determine