Psychologists suggest that to cure cruelty

According to the passage, trainee ballet dancers

1. 
   are very likely to become rich and famous
   
2. 
   benefit from learning connected creative subjects
   
3. 
   do not train as rigorously as an athlete
   
4. 
   follow an exercise program that hasn't changed for three hundred years
   

2. 
   It is clear from the passage that trainee ballet dancers
   

1. 
   all train at either New York City's School of American Ballet or St. Petersburg's Kirov Ballet School
   
2. 
   must be even stronger than athletes
   
3. 
   undergo an exercise regime which gets gradually more strenuous
   
4. 
   must be tall and muscular
   

3.