C. No one knew germs existed
Therefore diseases spread because they did not know how to prevent them and they did not have good hygiene.
By telling your community how to protect themselves in their enviroment
We know that option A is not correct. Cause deodorant is different from antiperspirants.
Antiperspirants work by clogging and blocking the pores with things such as aluminium salt therefore meaning you won't be able to release sweat. in other words it helps you to sweat less.
Deodorant masks your body odor.
Hope this helped!
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