Answer:
One possible revision suggestion for the previous follow-up letter is to:
c. Identify the position he applied for and the date of the interview.
Explanation:
Stating clearly the position that Enrique interviewed for and the the date of the interview will enable the interviewer to reconsider the candidacy of Enrique for the copy-editor position. However, the wording of his first draft of the follow-up email sounds too condescending. Enrique should not display some desperation in his job-search effort.