Form, Structure, and Sense: Agreement and Usage

SAT Reading and Writing· difficulty 3/5

The ______ migration patterns shift each year in response to changing temperatures and food availability.

Which choice completes the text so that it conforms to the conventions of Standard English?

  • A

    whales'

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  • B

    whales

  • C

    whale's

  • D

    whales's

Explanation

The migration patterns belong to multiple whales (plural). Add an apostrophe after the s: "whales' migration patterns."

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