Software application instructions and open files of text, pictures, and data are all stored in ________

If you are at a point in the outline where the sub-level is not what you need, but rather the parent level is what you need, you can press:

A) Alt+Ctrl B) Ctrl+Tab C) Shift+Tab D) Shift+Alt

What is the efficiency of selection sort?

a. O(n2). b. O(n log n). c. O(n). d. O(1).