Just the idea that she is talking and he is answering during this ceremony is disgusting.
The President of the United STates and the First Lady should have a clue that the eyes of the world are on them at all times when they are at an event such as this. Not only that, it is being recorded at all times, from multiple angles, for history.
They should remain silent and with a stately demeanor of respect, befitting the highest representatives of the greatest nation on earth.