Answer:
D) Involuntarily, he becomes Hyde permanently, and then Hyde kills himself.
I think the answer your looking for is:
They embrace rules and order.
Logic and the use of facts are an effect element for persuasion. Appealing to the audience/reader’s logos is going to get them to listen to reason. Facts and logic cannot be manipulated by emotion, so it makes for a much stronger argument. That is what people will listen to the most.
Like going on a picnic, swimming, and If happy then celebrating elder sisters admission to college