Which element of the research essay sets it apart from a book report

Aids is growing fastest in the poorest countries of africa. these nations don’t have enough doctors, medical labs, or money for medicine. a recent study showed that only a small percentage of hiv-infected children in africa are getting any medical treatment at all. what central idea is emphasized in both sources? the hiv/aids epidemic in africa is serious. the hiv/aids epidemic in south africa is serious. the hiv/aids epidemic among african children is serious. the hiv/aids epidemic among south african children is serious

Tia and lin had been best friends since kindergarten. both avid soccer players, the girls decided to try out for the high school team together. unfortunately, there was just one open spot, so only one of the girls would be chosen. they both worked hard, and on tryout day, they did their best. when the team roster came out, lin was excited to see that she had made the team but sad that tia had not. tia was happy for her friend and vowed to work harder so she would make the team the next year. which sentence is the exposition of the passage

Unit testactivelike sparkling stars strewn across the night sky.their brilliance catching the corner of my eye,making me slow down, just to look at them a little longer.in my awe of the sheer beauty of merely broken glass,i couldn't but thinkhow someone else's tragedycould be so beautiful to me.source: t., jennifer. "irony." teen ink. teen ink, n.d. web. cjuly 2011.the poem is an example ofexternal conflictinternal conflictdramatic ironysituational ironymark this and returnsave and exitsubmit