How do you unlock a background layer?

A specific song from a CD is known as a(n):

A) sector. B) audio selection. C) track. D) object.

Suppose we have an array of String objects identified by the variable names. Which of the following for loops will not correctly process each element in the array.

a)``` for(int i = 0; i < names.length; i++) ``` b)``` for(String name : names) ``` c)``` for(int i = 0; i < names.length(); i++) ``` d) none of these will correctly process each element e) all of these will correctly process each element