The points of comparison that would most effectively support the thesis are: Length of bloom season, flower size and showiness.
Thesis is actually known to be a main idea or theory that a speaker or writer actually attempts to prove. In such cases, the writer or speaker makes research in order to gather evidences and facts to support the thesis.
We can see that the points of comparison that effectively support the thesis are length of the bloom season, flower size and showiness of the flower.
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