Given below are few situations:
(i) Geeta of class IX was having common cold. She sits, with Sarika who also develops the disease.
(ii) Animesh of class IX shifted to a new residence, with his family, where water purification system has not been installed yet. He develops cholera and dysentery. Associate these situations with their mode of transmission and assign appropriate category to them.
The mode of transmission is
(i) through air
(ii) through water
Both the cases are related to communicable diseases.