WHAT ARE COMMUNICABLE DISEASES ??????????
Please refer the following link:-
https://www.meritnation.com/ask-answer/question/what-are-communicable-diseases-give-examples/why-do-we-fall-ill/3401085
https://www.meritnation.com/ask-answer/question/what-are-communicable-diseases-give-examples/why-do-we-fall-ill/3401085