For what reasons did medieval writers use allegory?

Hamlet: ] it will but skin and film the ulcerous place, whiles rank corruption, mining all within, infects unseen. confess yourself to heaven; repent what’s past; avoid what is to come; and do not spread the compost on the weeds to make them ranker. —hamlet, william shakespeare what is the central motif in the passage? the passage of time madness disease and decay gardening

In the story "a very old man with enormous wings", why does the young girl get changed into a spider?

Is the following statement true or false? the topic sentence of a paragraph should indicate what the paragraph is going to be about. false true