Read the following context and choose the best option to answer the question.
Context: Protecting your golf clubs is what everyone takes into consideration when buying a golf bag . Golf clubs are made of increasingly advanced materials and construction , not only the shafts , but the club heads also . These are an investment that needs protection .
Question: Why should the narrator protect that item ?
Options: 
- None of the above choices .
 - They are fragile .
 - They are irreplaceable .
 - They are one of a kind .


They are fragile .