Final answer:
Based on the information provided, it can be inferred that both of Ezekiel's parents worked as farmers.
Step-by-step explanation:
In the given options, the profession where both of Ezekiel's parents worked is not mentioned. However, based on the context provided, we can infer that Ezekiel's parents were likely farmers. The information given states that the schools trained children to become laborers in domestic and manual work, and they were not given the option to become professionals like doctors, teachers, or lawyers.