I don't think parents, should lie to their children, as for children shouldn't lie to their parents. I personally think it is all equal. But if a parent is specifically lying to their children about problems that don't really relay on them, then maybe it's okay. But if it includes divorce, or death's I think that it is not okay for parent's to lie to their children, unless protecting them, from something.
B and A look like good answers, but the meaning of candor is "unbiased, impartial"; and although that seems like a good answer it is not because the question does <em>not</em> ask you about a quote that talks of <em>entering</em> an argument, simply <em>being</em> in it. So, I would definitely say that the answer is A. :)
Perhaps 'vocabulary'?
It is important to use vocabulary/terminology in a persuasive speech that the audience will understand.
Pride is a powerful factor in an individual's behavior; it can also be the downfall of that individual.
This sentence is a complex sentence. It is composed of one independent clause and one or more dependent clauses connected to it.
Pride is a powerful factor in an individual's behavior - independent clause
it can also be the downfall of that individual - dependent clause