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                              Q:
                           
                           
                                                      | A) When it is too small | B) When its been used 1 year | 
| C) When its been used 1 month | D) When it has a torn strap | 
                              Answer:   D) When it has a torn strap 
                              
                                                            
                              
Explanation:
                               
                           
                           Explanation:
Personal flotation devices (PFDs), have life span upto it is damaged. Hence, When it has a torn strap you should discard a PFD.
                            
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