Which of the Following Sends the Least Positive Nonverbal Message

Which of the following sends the least positive nonverbal message? 

A) An employee wears clothing that covers her tattoos to work.
B) A job candidate arrives for an interview dressed in a conservative charcoal gray business suit.
C) An employee sends her colleagues an e-mail message that contains several misspellings and grammatical errors.
D) A job candidate uses a high-quality printer to make copies of her résumé and cover letter.