How does the passage develop the central idea "Elizabethans believed that health depended on the balance of the four humors"?

• kacb: This would be the answer to your question:
  
  The passage explains how Elizabethans believed that divine intervention caused imbalanced humors.
  
  Hope this helps. 
• aencabo: How does the passage develop the central idea "Elizabethans believed that health depended on the balance of the four humors"?
  
  The correct answer is:
  It explains that Elizabethans believed that divine intervention caused imbalanced humors.
  
  I hope this helps a lot to you.