Which of the following direct quotes is correctly punctuated?
A. Private investigators should "obtain authorization forms and releases" to protect themselves from potential defamation lawsuits (Queen 12).
B. Private investigators should "obtain authorization forms and releases" to protect themselves from potential defamation lawsuits (Queen, 12).
C. Private investigators should "obtain authorization forms and releases" to protect themselves from potential defamation lawsuits (12).
D. According to David Queen, private investigators should "obtain authorization forms and releases" (David, 12).