Final answer:
A non-licensed cosmetology shop employee who renders shampoos can only assist licensed cosmetologists and must have a cosmetology license to perform shampooing services.
Step-by-step explanation:
The subject of this question is Business.
A non-licensed cosmetology shop employee who renders shampoos can only assist licensed cosmetologists. They cannot perform services under the salon owner's license and are not allowed to provide any services on their own. They must have a cosmetology license in order to perform shampooing services.