The Advertisement Announced the Video Store Would Be Open Until

The advertisement announced the video store would be open until 10:00 pm. on Friday evenings. When Ned drove to the store to get a copy of the latest Disney video for his daughter's birthday party the next morning, it was only 9:45 pm., but the store was locked up and a sign on the door said the store closes at 9:00 pm. This is an example of a
________ gap.

A) knowledge
B) research
C) performance
D) standards
E) communication