Correct Answer: A. (b), (a), (d), (c), (e)
Solution:The correct cephalo-caudal order of landmarks is: (b) Trichion (hairline) (a) Ectocanthion (outer corner of the eye) (d) Mesosternale (middle of the sternum) (c) Symphysion (pubic symphysis) (e) Acropodion (tip of the toes) Cephalocaudal order refers to the sequence from head to toe. Trichion is located at the top of the head, ectocanthion near the eyes, mesosternale at the chest, symphysion at the pelvis, and acropodion at the feet. Therefore, the correct order is (b), (a), (d), (c), (e).