Answer:
The correct answer would be C, At least 60 seconds.
Explanation:
There are simple steps involved in washing your hands. Simply wet your hands with water, Apply soap or any hand wash liquid, lather, rub your hands with each other from palm to palm, rinse well and then dry it with a towel. All of these steps should be done within 60 seconds of time if they are followed properly. The only time taken in these steps is the 20 second rubbing of hands palm to palm in order to clean your hands with the hand wash. So keeping all steps in mind, proper hand wash should not take more than 60 second of time.
