In this essay the writer reviews not only one, but three books on the same subject, making the reader feel that the writer has researched the subject of aging parents. The writer includes informative quotes from the books to help give the reader some background on the statistics of the aging population. The writer continues to convey her creditability by using good comparisons in the essay so that the reader is able to understand what it is like to have aging parents for some people. For example: “We can at least plan employment breaks around such relative foreseeable as pregnancy, the school year, and holidays. By contrast, ailing seniors trigger crises at random—falls in the bathroom, trips to the emergency room, episodes of wandering and forgetting and getting lost”. Another good example is when the writer used a quote from a Chides Gross: “The daughter track is, by a wide margin, harder than the mommy track, emotionally and practically, because it has no happy ending and such an erratic and unpredictable course.” This is used to help others who don’t have aging parents to fully understand what it means to care for an aging parent. Although she proves she is creditable on the subject of aging ageing parents, she uses tone as an important rhetorical…