Final answer:
The process to soften and emulsify grease deposits and blackheads in hair follicles is termed extraction, which often involves steaming and opening pores for easier removal. The correct answer is options 2.
Step-by-step explanation:
The process used to soften and emulsify grease deposits and blackheads in hair follicles is known as extraction. This process often includes the use of steam and/or warm compresses to help open up the pores and soften the sebum, making it easier to remove the comedones. The goal is to carefully remove the blockage of sebum and dead skin cells without causing damage to the skin. Extraction is typically followed by cleansing and other skincare steps to ensure the skin is clear and to help prevent further issues.
It's important to note that hair removers such as depilatories and shaving are used for removing hair and are distinct from the process to treat acne and comedones. Hair removers work by breaking down the disulfide bonds in keratin, making the hair easy to wipe or wash away. So, The correct answer is options 2.