Singular They: Why to Use They as a Singular Pronoun - Grammarly
https://www.grammarly.com/blog/use-the-singular-they/
WEBMay 12, 2020 · Is “they” singular or plural? The answer is both. As of 2019, most big style guides—including the Associated Press, the Chicago Manual of Style, the MLA style manual, and the APA style manual—accept the usage of the singular they.
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