Question: How can I open a tight key ring without hurting my fingers or nails?

  Options: 
 A. Use a staple remover and push the points of the remover between the bound parts of the ring to widen enough to add or subtract a key.
 B. Use a staple remover and push the points of the remover between the bound parts of the ring to widen enough to add or subtract a staple.
Answer: A