Isolation not as a method of a control is infection in which of the following disease?

.isolation is defined as the seperation for the period of communicability of infected persons or animals from others in such places and under such conditions as to prevent or limit the direct or indirect transmission of the infectious agent from those infected to those who are susceptible or who may spread the agent to others.diseases include measles,chickenpox,cholera,diphtheria,shigelllosis,hepatitisA ,influenza ,mumps,peussis etc. ref:park&;s textbook,22nd edition,pg no 112