Method ________ is called when the position of a SeekBar’s thumb changes.

Which of the following helps to achieve the goal of standard operation and consistency?

A) Use the same icons for all programs regardless of their function. B) Cancel a transaction in a consistent way. C) Change the background color as the user moves from screen to screen in a consistent manner. D) When using different keys to obtain help from screen to screen within a system, provide the location of the help key message in a consistent line on the screen.

Use the array_keys() function to return an indexed array containing all the keys in an associative array.

Answer the following statement true (T) or false (F)