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Chapter 77

2024.11 : A-A(analysis included)

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Chapter 77 · 2024.11 : A-A(analysis included) · READING 1

The decline of the giant pika, a species found throughout northern North America before it became extinct around 8000 BCE, surely had a number of __________ the larger ecosystem in which it existed. The giant pika was part of a complex food web with other organisms, and its disappearance likely affected several other species.

Which choice completes the text with the most logical and precise word or phrase?

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