Answer:
B. Social distancing
Step-by-step explanation:
Social distancing -
It refers to the method , that helps to control any infection or disease from spreading further in any public space , is referred to as social distancing .
In this method , the person need to maintain certain distance from any ill person , that may be carrying certain infection , virus or bacteria .
The main focus of initiating this method is to avoid spreading of any contagious disease .
Hence , from the given information of the question ,
The correct answer is B. Social distancing .