Circumstances that would make wheels and rims unsafe include the following, EXCEPT:

A These are all issues that should be inspected and repaired

explanation

Shiny threads or rust around wheel nuts may mean the nuts are loose check tightness. After a tire has been changed, stop a short while later and re-check tightness of nuts.
Missing clamps, spacers, studs or lugs means danger.
Mismatched, bent or cracked lock rings are dangerous.
Wheels or rims that have had welding repairs are not safe.