Answer:
-allusion is a figure of speech that makes references to people, places, events or literary works directly or indirectly
-idiom is a collection of words which have an alternate figurative meaning that must be understood metaphorically
-imagery is a concept of writing in which vivid descriptions are provided which builds images in the minds of the audience
-symbolism is the use of words which give a deeper meaning (other than its literal meaning) to a literary work
