Which of the Following Is a Common Objection to the Reduction

Which of the following is a common objection to the Reduction of Suffering Argument?

A) Hardly anyone is wealthy enough to incur an obligation based on this argument.
B) This argument is too demanding. We need only do our fair share.
C) If we all acted in accordance with the argument, many people would still die preventable deaths.
D) None of the above