It was Lev V<span>ygotsky, a Soviet psychologist, who theorized about the aided and the preceded concepts regarding the development of language. His theory was mainly focused on human bio-social and cultural development and for him interaction is a necessary tool in one's development.</span>
Answer:
Topical retinoid
Explanation:
Topical retinoid is a lotion, cream and gel that is being made from vitamin A that is used for the proliferation and used to reduce the keratinization of the skin cells that independent for their functions as a vitamin. Many of the branding creams contain retinol content int their products.
Uses:
To reduce the moderation of acne, pimple, etc.
It is being used to reduce the scars.
But sometimes it can irritate the skin specially sensitive skin.
It can increase the chances of sin burn with some people.
