In on to two sentences, explain the central idea of the final couplet of the poem sonnet 18

i guess you are missing the idea that has to be supported, am i right?

there are many cases in the crucible where propaganda is present, the types of propagandas that are shown are: bandwagon, testimonial, transfer, and card-stacking. the crucible is mainly focus on the ancient beliefs that people from towns had, if someone didn’t follow the rules they would be punished.

im going to need some more info to answer this qeustion for you