Three European prison administrators are credited for implementing the first modern-day parole practices in their home countries, one of which was , the first Spanish prison administrator to institute a system of parole in his home country of Spain.

The answer is

→ Manuel Mostesinos

Explanation:

Let's put it all together...

Three European prison administrators are credited for implementing the first modern-day parole practices in their home countries, one of which was Manuel Mostesinos, the first Spanish prison administrator to institute a system of parole in his home country of Spain.

Therefore, Manuel Mostesinos is the correct answer. Plus, it make the MOST since because he was the first prison administrator in Spain!

Fun Fact: I was born in Spain

Hope this helped! :^)

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