This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neonatal Resuscitation, Subject name: Pediatrics
A baby is born with meconium stained liquor. All of the following are taken into account in terming a baby 'vigorous' EXCEPT: 
Select and explain. 
A. Tone, B. Colour, C. Hea Rate, D. Respiration
B: Colour
Answer: B: Colour 
Explanation: 'Vigorous' baby: Hea rate > 100/min Good muscle tone Strong respiratory effos.