The correct option is D while saying 'I'm sorry' look the person in the eye
In one of my earliest memories, my mother is telling me,"Don't look at the ground when you say, 'I'm sorry'.Hold your head up and look the person in the eye, he'll know you mean it". This extract from the given passage shows that according to the author's mother, the best way to apologize is: while saying 'I am sorry' look the person in the eye.