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Which choice most logically completes the text? Geoglyphs are large-scale designs of lines or shapes created in a natural landscape. The Nazca Lines were created in the Nazca Desert in Peru by several Indigenous civilizations over a period of many centuries. Peruvian archaeologist Johny Isla specializes in these geoglyphs. At a German exhibit about th e Nazca Lines, he saw an old photograph of a large geoglyph of a whalelike figure and was surprise d that he didn't recognize it. Isla returned to Peru and used a drone to search a wide area, lookin g for the figure from the air. This approach suggests that Isla thought that if he hadn't already seen it, the whalelike geoglyph ______.