Answer:
Option A , Butyric fermentation
Step-by-step explanation:
It is during the stage of Butyric fermentation , where a body starts smelling like cheese.
Butyric acid is a form of carboxylic acid which is predominantly found in the parmesan cheese, butter , vomit and has an unpleasant odour, taste and after taste.
It is a common form of esters that is found in the fats of animals and oils of plants.
Hence, option A is correct.