Pam Certified a Statement Prepared by John, Her Employee, Without

Pam certified a statement prepared by John, her employee, without checking John's work.He was never known to be anything but diligent and his integrity had never been questioned.The audit contained gross misstatements.Pam defends a suit against her claiming "due diligence." She will:

A) succeed, since she had no reason to believe her employee would lie.
B) succeed, because a reasonable person would not have inquired further.
C) fail, because due diligence requires reasonable investigation.
D) fail, because she is automatically liable for her employee's act.