The civilian here is
D. Zoltán Farkas
Step-by-step explanation:
In general the people whoa re working for and with the government and the army are not considered to be civilians.
The civilians are the ones that are not in stake of the government the police or the army and are not involved in the work of the state directly.
Thus, only the last options is left as that is a name of a person which can be lathered to a lot of people that is not clear who it is of.
But as it is a singular person that is to be a citizen and not other groups as they are not civilian.