If an American Investor Buys Shares of Stock of the German

If an American investor buys shares of stock of the German auto manufacturer BMW, the transaction

A) is registered as a credit in the capital account, and it increases foreign private assets in the United States.
B) is registered as a debit in the current account, and it decreases private U.S. assets abroad.
C) is registered as a credit in the capital account, and it decreases foreign private assets in the United States.
D) is registered as a debit in the capital account, and it increases private U.S. assets abroad.