This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Patau syndrome feature include A/E – 
Select and explain. 
A. Cleft lip, B. Hypotelorism, C. Holoprosencephaly, D. Rocker bottom foot
D: Rocker bottom foot
Answer: D: Rocker bottom foot 
Explanation: Patau Syndrome

Trisomy of 13th chromosome
Cleft lip often midline
Polydactyl with flexed fingers
Ocular hypotelorism
Bulbous nose
Low set ear
Holoprosencephaly
Microphthalmia
Cardiac malformation
Scalp defect
Hypoplastic or absent ribs

Rocker bottom foot is seen in Edwards Syndrome (Trisomy 18)