Which Statement Best Describes the Appropriateness of the Following Product

Multiple Choice

Which statement best describes the appropriateness of the following product claim in a sales letter? "Viruscan is the best virus defense product available.It offers the most sophisticated and comprehensive protection for your data."

A) The passage is appropriate, since the receiver will likely assume the comparison is with all others, even though research results are not offered.
B) The passage is appropriate, since it provides vital comparative information while sparing the receiver of unnecessary and boring details.
C) The passage is inappropriate, since the sender has no ethical right to compare his/her product with others.
D) The passage is inappropriate unless it is followed up with facts about the comparison.