Implying is not a reading strategy, it is an unsafe estimate.
The sentence that contain simple subject would be : C. The rain came down in the sheets
A Simple subject is basically a subject that doing the action. In this case, the rain is doing 'came down'
Hope this helps
Answer: he is saying how everyone is feeling during his time when African American and how there is no changes how other people act towards them, he is poor and people steal and hurt him too so he wants to die also cuz hes gets problems for being African American