Answer:
ancient greeks and romans
Explanation:
are know to have used toothpaste,and people in china and india first used toothpaste around 500BC.
The Treaty Of Versailles placed restrictions on how strong Germany could build its military and took away large portions of land that were taken during WW1. Loosing Lot of land right after obtaining it would make many citizens rather upset.
B is the answer beacuase they did realize that the stragety was a fail
Advertising as companies had just started to produce photographic posters and use celebrities to advertise