which sentence correctly uses commas to separate a nonrestrictive modifier?

As soon as hitler took over, he began persecuting jews. what does persecuting mean in this context

Which is these is not a benefit of parallel structure? a)clarity b)classification c)emphasis d)balance

Which of the following is an appeal to reason? (5 points) a statistics or other facts that will bring audiences to a logical conclusion b positive references to the audience's sense of right versus wrong c strong organization and use of proper spelling, punctuation, and grammar d descriptions of events or places that have meanings to the audience