If you apply a gradient layer and want to change it, you can double-click the gradient thumbnail on the gradient fill layer to reopen the ____ dialog box.

Languages such as Visual Basic, BASIC, and COBOL use ____ to refer to individual array elements.

A. ( ) B. [ ] C. { } D. < >

Which of the following are considered public domain?

a. Images posted on your social media profile b. A newspaper article written in 1992. c. A song written in 2015. d. A book published in 1920.