Psychologists suggest that to cure cruelty

The passage tells us that before the discovery of vitamins

1. 
   Frederick Hopkins advised taking proteins, carbohydrates, fats, and minerals
   
2. 
   polished rice was believed to be particularly healthy
   
3. 
   citrus fruits were not included in Western diets
   
4. 
   some specific foods were already recognized as helpful to health
   

2. 
   The name vitamin is applied to "accessory factors" although …
   

1. 
   Casamir Funk didn't find it appropriate
   
2. 
   minerals are just as important
   
3. 
   beriberi is caused by eating too much rice
   
4. 
   not all of them contain "amines"
   

3.