Severe Acute Malnutrition is defined as: (A) Weight / Height < - 2SD, (B) Mid - Upper arm circumference < 12.5 cm, (C) Presence of bipedal edema, (D) Weight / age < - 3SD
Answer is C. Severe acute malnutition in children of 6 months - 5 year is defined as 
a) Weight / Height < - 3SD
b) Mid - upper arm circumference < 11.5 cm
c) Presence of bipedal edema