Which of the Following Examples Best Illustrates a Sentence with a Hidden

Which of the following examples best illustrates a sentence with a hidden negative?

A) Please be patient; the issue will be resolved as soon as possible.
B) The issue will be resolved within a week.
C) Our new brand of cereal is healthier.
D) This itinerary contains all the details of your trip, along with the fares.
E) If you have questions about the registration process, please call the technical helpline.