<prompt> Bimodality in person distribution refers to___.Description of two etiological hypothesis of a disease in one person.Evaluation of two different environmental factors of a person in a disease causation.Two separate peaks instead of in the age incidence curve of a disease.Highest point of curve in age incidence curve of a disease.  <response>: BimodalitySometimes there may be two separate peaks instead of one in the age incidence curve of a disease.Example- Hodgkins lymphoma shows bimodal curve with peaks at 15-20 years and 70-80 years. 