The Cheif Elder had made a mistake and was facing an extremely confused crowd. After all the other 12's had been assigned she had tried to relax the mood.
When Jonas looks to where the Committee of Elders are he sees the current Receiver of Memory who seemed separate from the committee. even while sitting amongst them.
The Cheif Elder refers to a failure in choosing the last Reciever of Memories ten years back .Many in the community felt awkward and discomforted about the subject.
In this scene, all of the attributes that are necessary to become a Receiver of Memory that Jonas had were listed. Among the traits, Intelligence, Integrity, Courage, Wisdom and the Capacity to see beyond.