How do we know that Lizabeth is on the verge of becoming an adult?

just to , the answer is b on edge

one of the main literary devices utilized in jane eyre is allusion, specifically allusions to the bible, greek and roman mythology, and also the works of other writers. allusions to other literature bronte to demonstrate jane’s education. allusions to the bible reflect the cultural conditions at the time. allusions were fairly typical for victorian literature of the nineteenth century. for example, in the chapter 11 we see fairytale elements that could be an allusion to the cinderella story in which the beautiful heroine is   treated as a servant by her ugly stepsisters but eventually wins the love of a handsome and rich prince. bronte, however,   writes an inverted version of the story in which the plain young woman who is favoured above the conventionally beautiful and loved by a rugged version of the prince.