Answer:
The correct option is: D. Arcuate line
Explanation:
The arcuate line, also known as the Douglas' line is a horizontal demarcation line, which is present about one-third of distance from umbilicus to pubic crest. It demarcates lower limit of the posterior layer of rectus fascia or rectus sheath. The posterior layer is composed of the transversus abdominis aponeurosis and posterior lamina of internal oblique aponeurosis.
