I also say its to neaten up forgive me if its wrong
Answer:
I may be able to help but what is an umbrella topic
The boys steal Piggy's glasses.
Piggy's glasses help him see; symbolically, they represent the ability to think clearly and logically.
By stealing Piggy's glasses, the boys descend further into savagery; they lose the ability to think rationally and logically.
I would say A), inform the reader about stage adaptations of shakepeare's characters. The author is informing, not persuading.