________ allows you to test settings before applying them to the selected text or object

___________ is a security mechanism where a user can gain access only to a resource if the security or system administrator grants the access

a. Role-based access control b. Mandatory access control c. Discretionary access control d. Break the glass access

During the process of creating and editing a web page, it is helpful to view the page using different ____ and different screen sizes to ensure the best view on all types of computer equipment.

A. resolutions B. colors C. browsers D. both a and c