Make appropriate eye contact with each of your interviewers in group situations. (thebalance.com)
Ask questions, contribute to the conversation, show interest in getting to know them, listen attentively, and use appropriate eye contact and open body language. (datingadvice.com)
Positive body language includes things like appropriate eye contact, active engagement / listening, and targeted gestures that accentuate the message you're trying to convey. (businessinsider.com)