Sentence 4 about year round schooling helps students learn and retain more seems not to be backed up with the evidence and that it may just be a supposition as a better approach might be to coampare the pros and cons of each and at least include the importance of students having a break to rest their brains as constant schooling could become oppressive.
Tom Robinson he was a black man that was accused of raping Caucasian woman, and an idealistic lawyer offers to defend him. Which makes nobody believe in the innocence of a negro.