Which of the Following Is NOT a Criticism of the Inefficacy

Which of the following is NOT a criticism of The Inefficacy Argument?

A) There is still a causal connection between your purchases and the unethical production situation
B) An individual who purchases things that are unethically produced sill expresses support for the unethical production situation
C) An individual who purchases unethically produced items may be doing something wrong unless she finds a way to make those harmed much better off
D) An individual who purchases unethically produced items benefits from wrongdoing
E) Because we collectively could make a difference, it's wrong for you individually to purchase unethically produced items