The statement that best describes this sentence is that The sentence is complete.
It does have a predicate - <em>is a good artist.
</em>It does have a subject - <em>Trevor.
</em><em />It doesn't have a dependent clause, the whole sentence is independent.
C democracy depends on an education public
What is the context to this question ?
If you mean they should actually be a part of it with them in it, no. but if you mean interacting with them like questions, then yes! hope i could help =)