Which of the Following Isrecommended Behavior in a Job Interview

Which of the following isrecommended behavior in a job interview?

A) Emphasize a rising intonation at the end of sentences.
B) Always use the interviewer's first name unless specifically invited to do otherwise.
C) Expand your answer if the interviewer's eyes are glazing over.
D) Maintain appropriate eye contact, and use your body language to convey confidence.