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Q1.8 What was Dario's study problem? Q1.9 What initial observations prompted him to study the said problem? 01.10 What factors did he consider? 01.11 What plans of action did he think of? 01.12 Which plan of action did he finally choose? Why? 01.13 What particular traits of a scientist did Dario show when he did his study on herbal ointment? ​