The correct answer to this open question is the following.
What Beneatha most wanted mama to do with the insurance money was "she wants her mamma to do with it as she pleases."
We are talking about the story "A Raising in the Sun," a play written by Lorraine Hansberry that exhibited in Broadway in 1959. The title of the play was inspired by the poem "Harlem" which was written by the famous "Harlem Renaissance" author Langston Hughes. The plot tells the story of a poor African American family in Chicago that tries to make a living with the insurance left by the father.
A simile, because a simile is a phrase that includes the words like or as and your example says "-sounded like a freight train" so it's comparing the sound of the storm, to the sound of the freight train.
