Method of sanitizing solution cannot be used for: a)immersion b)pressure spraying c) manual swabbing d)spritzing

Method of sanitising solution cannot be used for Immersion .

Explanation:

Sanitising done to reduce the germs on the surface to safe level, if they are strong will cause ill effect on children and if very weak that it will not kill germs and the disease will spread.For immersion method 11/2 teaspoon of bleach is used with 50-100ppm of water.  

Immersion is done for around 1 minute. 1 or 1/2 teaspoon is found to be safe in killing germs and reducing risk to exposure with toxins and also from chances of long time exposure to the chemicals.

answer; i believe that the correct answer is (b) communication skills);