Which of the Following Might Best Conclude an Interview

Multiple Choice

Which of the following might best conclude an interview?

A) "Thank you for your interest. Someone will be in touch with you soon."
B) "Before you go, we will make sure that we have your contact information. Thank you for coming."
C) "I will be in contact with all candidates by telephone by next Friday. It has been a pleasure to meet you."
D) "We have several excellent candidates so I am not sure about the outcome of the interview, but I will let you know. Thank you for coming."