Identify the most effective approach for the given topic.

the varieties of finches on the galapagos islands

process
definition
illustrative
classification/division
cause/effect
compare/contrast

The most effective approach would be classification/division, since you're about to establish what are the varieties of finches and to differentiate them from each other in small groups. The act of dividing things in determined groups according to some specific rule or category is classifying.

in the quotation from passage, connie willis states that literature is a way for authors from the past to communicate with readers of today. we can read their stories, books, and other texts to learn lessons about life. willis refers to these lessons as messages “from beyond the grave.” willis has a favorable viewpoint about the timelessness of literature.