Book Publisher: "Some Critics Contend That Our Recently Published Works

Multiple Choice

Book publisher: "Some critics contend that our recently published works lack popular appeal. They are mistaken, however, because sales of our recently published books are similar to that of other publishing houses the same size as us."
The publisher's argument is flawed because it

A) Fails to define what is meant by popular appeal.
B) Takes for granted that sales indicate popular appeal.
C) Takes for granted that works by similarly sized publishing houses have popular appeal.
D) Fails to distinguish popularity in sales from popularity in opinion.
E) Presumes, without providing justification, that critics do not have valid opinions.