Your answer is A hope this helps!
Epidermis is the surface epithelium of the skin, overlying the dermis. dermis is the layer of skin that lies beneath the epidermis and above the subcutaneous layer.
Answer:
Positive reinforcement.
Explanation:
Positive reinforcement is a method in psychology, that refers to the introduction of a <em>desirable or pleasant stimulus after the behavior.</em>
Desirable stimulus reinforces the behavior, which makes it more likely that the behavior will reoccur in the future.
In this case, Joe's boss allowed him to leave early because he did a good job that day, so he got to finish his shift early and enjoy his free time. His boss is hoping that he will continue to do good work due to his generous act.
Actually to reduce cavities you need to brush you teeth at least 3 times a day.
But if you don't want cavities, plaque, or enamel on your teeth you should buy a very effective toothbrush and mouthwash to kep your teeth nice and clean.
You don't want Teeth with all kind of cavities in it, right? You want shiny and clean teeth. And to answer you question it all depends on what toothpaste you buy. Sensodyne Pronamel Gentle Whitening Toothpaste.
That toothpaste is designed for sensitive teeth and whitens your teeth. But it all depends on the person who buys the toothpaste and which one they like.
The type of toothpaste I use is Ultrabrite with advanced whitening. But as I said before, it is what the person likes...
I hope this answer helped you! :)