Which skin layer repels harmful substances? 1 epidermis 2 dermis 3 fatty tissue

20 how do you figure this out and what's the answer

All of the following apply to a company’s stockholders except: a. they make all company decisions. b. they are also called shareholders. c. they may sell their stock to others. d. they are entitled to share in company profits .

The greatest integer function, shown below, is defined to be the greatest less than or equal to x. f(x) = [[x]]