<prompt> Incubation period less than 10 days seen ?InfluenzaCholeraPlagueAll  <response>: Ans. is a i.e., Influenza; b i.e., Cholera; c i.e., Plague Agent Incubation Period Chicken pox -- 7 - 21 days Influenza 18 - 72 hrs Rabies 3 - 8 weeks Cholera 1 - 2 days Plague a Bubonic 2 - 7 days b Septicaemic 2 - 7 days c Pneumonic 2 - 7 days 