Which of the following is mismatched?

Which group of three of the following five statements $(I-V)$ is correct regarding beriberi?
$I.$ $A$ crippling disease prevalent among the native population of sub-Sahara Africa.
$II.$ $A$ deficiency disease caused by lack of thiamine (vitamin-$B_{1}$).
$III.$ $A$ nutritional disorder in infants and young children when the diet is persistently deficient in essential protein.
$IV.$ Occurs in those countries where the staple diet is polished rice.
$V.$ The symptoms are pain from neuritis,paralysis,muscle wasting,progressive oedema,mental deterioration and finally heart failure.

Which of the following is characterized by swollen lips,pigmented skin on the hands and feet,and inflammation?

Which of the following should not be consumed in large quantities during the summer months?

People who are dependent exclusively on a maize diet are more likely to suffer from:

Which of the following is $NOT$ a symptom of $Marasmus$?