Team rule, if you're going with that question.
The dash should be placed after "things".
Nowhere else in the sentence makes sense, and there is an abrupt change with no pause.
Hope this helps! :)
Ok. for question #1:A.
question#4 (i think, idk):C
question #6:A
question #7:A
question#14:B
question#15:D
question#18:D
question#19:A
(btw I barely understood any of that, so please next time, clarify your question to make it easier to comprehend)
The answer is B. The author is persuading the reader to act politely all the time-- "The true gentleman or lady is a gentleman or lady at all times and in all places..."