Quick question on defining and non-defining relative clauses.
The fireman who works in the town is very young?
This is a defining (restrictive) clause. It specifies which fireman is very young.
The fireman, who works in the town, is very young?
This is a non-defining (non-restrictive) clause. It adds information about an already identified fireman.
Which is correct? First, second or both -depending on context.
It depends on what you want to say.
I'd appreciate your input