Multiple Choice
Which of the following reference citations is formatted correctly in APA style?
A) Williams studied the effect of sleep deprivation on exam performance (2008) .
B) Williams (2008) studied the effect of sleep deprivation on exam performance.
C) Sleep deprivation has a negative effect on exam performance (Williams, J. S., 2008) .
D) Sleep deprivation has a negative effect on exam performance. (Williams, 2008) .
Correct Answer:

Verified
Correct Answer:
Verified
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