Final answer:
In 'Irena's Children,' Adam was deeply distressed over losing his family photos during the move to the ghetto as they symbolized the memories of his past and connections to his family.
Step-by-step explanation:
In the book Irena's Children, while moving to the ghetto, Adam was most upset about losing his family photos. These photos were incredibly important to him because they represented the memories and emotional connections to his family and life before the ghetto. The loss of these intimate and personal items amidst the horror of the Holocaust is a profound demonstration of the personal losses suffered by individuals during this historical atrocity.