This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: AIIMS 2019, Subject name: Social & Preventive Medicine
Which of the following should be considered a 'High risk infant'? 
Select and explain. 
A. Mal-presentation, B. Folic acid tablet not consumed, C. Working mother, D. Antenatal preeclampsia
C: Working mother
Answer: C: Working mother 
Explanation: - High risk infant includes, Bih weight < 2.5 kg Bih order > 5 Twin delivery Aificial feeding Weight < 70% of expected Failure to thrive Diarrhea/Protein energy malnutrition Working Mother /single parent