Antibiotics are made from Bactria ,fungi and moulds
Epidermis
epi-above dermat/o-skin -is pertaining to
Vitamin B6 if taken consistently can have positive effects and reduce nervous tics.
Assuming that this is referring to the same list of options that was posted before with this question, the best option would be "rings have no way of trapping bacteria". This is not true because bacteria can often stay between the ring and the skin.