4. Robert Owen suggested that the establishment of phalanstères would help eliminate the huge gaps in health and happiness between the rich and the poor. Why didn't these experimental communities survive?

A. The number of people willing to live in phalanstères was too few to sustain them.
B. The living conditions of these communities were worse than the slums.
C. The communities enforced strict rules and regulations on their members.
D. There was not enough money to start or support this type of living.