Which Assessment Findings Would Alert the Nurse of an Impending

Which assessment findings would alert the nurse of an impending wound dehiscence on a patient with an abdominal incision on postoperative day 5?

A) Incision edges are well-approximated.
B) Abdominal dressing has purulent drainage.
C) Incision has a healing ridge.
D) Incision is pink with scant serous drainage.