Which of the following statements most effectively subordinates the bad news?

A、Although we will keep your resume on file, we have no openings at this time.
B、Although no openings are available at this time, we will keep your resume on file.
C、Because we have no openings in your field at this time, we are unable to consider your resume.
D、Your resume is excellent, but we do not have any openings at this time.