Final answer:
Elie discovered the morning after 'selection' during the Holocaust that he had been selected for a work detail.
Step-by-step explanation:
Elie discovered the morning after 'selection' during the Holocaust that he had been selected for a work detail. 'Selection' was a process in which SS officers decided which prisoners were fit to work and which would be sent to the gas chambers. Those chosen for work details were assigned to various tasks within the concentration camp.