Final answer:
Shaving or trimming hair closely to the scalp is authorized and quite common. The grooming of hair is culturally significant and can symbolize various things, including social status. Depilation, such as shaving or trimming, is a common method of hair removal.
Step-by-step explanation:
The grooming of hair is a culturally significant practice in societies throughout the world. The way one styles or displays their hair can symbolize many things, including membership in a religious sect, racial affiliation, and alignment with pop cultural trends. Hair also has been seen as an indicator of social status.
Depilation is the removal of the part of the hair above the surface of the skin. The most common form of depilation is shaving or trimming. Another option is the use of chemical depilatories, which work by breaking the disulfide bonds that link the protein chains that give hair its strength.
Now, coming back to your question, shaving or trimming hair closely to the scalp is authorized. In fact, it is quite common for people to opt for a shaved head look or a closely trimmed hairstyle. Many celebrities and athletes also choose to have their hair shaved or trimmed very short. So, if you prefer a close-cropped or bald look, you have the authorization to do so!