The Windows 8 operating system ________ programs when they are not being used

Suppose an array reptiles is ["snake", "turtle", "crocodile", "lizard"]. To remove the third item, which is "crocodile", use the statemen

reptiles.splice(_______,_______);

Which of the following virus scanners runs in the background constantly checking the computer for any sign of a virus?

A) On-demand virus scanner B) Ongoing virus scanner C) Constant virus scanner D) None of the above