Google introduced ________ to its search algorithm to weed out low-quality sites from search results.

Google introduced ________ to its search algorithm to weed out low-quality sites from search results.

Google introduced ________ to its search algorithm to weed out low-quality sites from search results.



A) Penguin

B) Hummingbird

C) Panda

D) Knowledge Graph



Answer: C) Panda


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