The correct answer to this open question is the following.
Unfortunately, you forgot to include the "list." Without the list, we do not know what the options are.
However, trying to help you we can comment based on our knowledge of the topic.
These would be our definitions.
Catholic is the individual that professes or practices the teachings of the Catholic church.
Clergy. Is the group of people that work for teh Catholic church in different administrative or operations positions inside the Catholic institution worldwide. They have ordained themselves as priests to be considered clergy.
Church officials. They are the priests that have leadership positions in the many areas or functions inside the operations of the Catholic Church.
The main location of these officials is in Vatican City, in Rome, where the pope lives.