Psychologists suggest that to cure cruelty

People in poor countries have a lot of children mainly because

1. 
   they rely on them for support during their old age
   
2. 
   they aren't yet prepared for family planning due to their religious beliefs
   
3. 
   they usually become involved with farming, making it easier for them to be fed
   
4. 
   methods of family planning are not being satisfactorily practiced in those countries
   

2. The writer points out that, before deciding upon family planning

1. 
   governments of poor countries should increase the amount of old age pensions
   
2. 
   developed countries should help developing ones to improve their standards of living
   
3. 
   governments of developing countries must forbid parents to use child labor on farms
   
4. 
   people in poor countries want to be sure of their future