Which of the Following Best Describes the Electrochemical Forces Acting

Which of the following best describes the electrochemical forces acting on sodium and potassium ions at the resting membrane potential?

A) Forces on both sodium and potassium ions are to move out of the cell.
B) The force on sodium ions is to move out of the cell, and the force on potassium ions is to move into the cell.
C) Forces on both sodium and potassium ions are to move into the cell.
D) The force on sodium ions is to move into the cell, and the force on potassium ions is to move out of the cell.
E) There is no force on either ion to move.