Final answer:
In APA style, in-text citations should include the author's last name and year of publication, with the page number added for direct quotes in the format (Author, Year, p. PageNumber).
Explanation:
The correct in-text citation in APA style should follow the format of (Author, Year, p. PageNumber). In this case, the correct citation would be (Liu, 2023). This format acknowledges the author and the year of publication, with the page number included for direct quotes.
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