What is the most specific type of figurative language used in this poem

We did this poem in our class too, the strongest form would be allusion because the crystal stair, and all the stuff on the stairs represents her life and the hardships in it.

answer: c.   like someone who knows how to behave in public

she was killed in her home during hurricane katrina. b.she was relocated to another town after hurricane katrina. c.she died trying to get victims of the hurricane to safety. d.she is still missing — police do not know where she is.