Answer:
They had to go through a medical evaluation
Step-by-step explanation:
Josef is a 12 years old boy. He and his family were jewish and lived in Germany during the Nazi era. Josef and his family left Germany for Cuba after their home was ransacked by the Nazi soldiers.
About 2 weeks after they left Germany, their ship approached Cuba. In cuba, every passenger was made to undergo a medical inspection. Due to his father's behavior, josef had to slap him to get him to act right so that he wouldn't be declared unfit.