The ________ file extension identifies files that are used to interchange of musical information between musical instruments, synthesizers, and computers

A fingerprint lock will keep the computer more secure by allowing

A) Only preconfigured fingerprints to unlock the screen B) Only family members' fingerprints to unlock the computer C) Only a computer technician unlock the computer D) Facial recognition as well as fingerprints to unlock the PC

What key can be pressed to increase the diameter of your brush?

A. [ B. ] C. { D. }