Answer: A) Glenway parks unique natural and historical treasures must be preserved.
Bandwagon advertising uses a group mentality to try to convince individual consumers that a product is worth purchasing
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Etymology .studying of the history word dictionary
It seems that you have missed the necessary options for us to answer this question, so I had to look for it. Anyway, based on the given lines above, the literary device that Sophocles uses in these lines to keep the audience interested is DRAMATIC IRONY. Hope this helps.