Which of the Following Transactions,if Entered into by an NRA,is

Multiple Choice

Which of the following transactions,if entered into by an NRA,is not subject to U.S.taxation?

A) Sale of stock of a foreign corporation whose only asset is a U.S.building.
B) Sale of a commercial building located in Houston,Texas,and owned directly by the NRA.
C) Sale of stock of a domestic corporation whose only asset is undeveloped U.S.real estate.
D) Sale of partnership interest.Partnership's assets are predominantly U.S.real estate.