Designing a successful layout requires a lot of ____ and a fair bit of knowledge about the nuances of CSS.

Use the ___________________ property to resize or scale the background image

a. background-image b. background-clip c. background-origin d. background-size

A company is developing a new system that will unlock a computer automatically when an authorized user sits in front of it, and then lock the computer when the user leaves. The user does not have to perform any action for this process to occur. Which of the following technologies provides this capability?

A. Facial recognition B. Fingerprint scanner C. Motion detector D. Smart cards