Briefing Android Knowledge

Which has the processes lined up in order of decreasing importance?

Android destroys processes in sequence from less important processes when memory is
insufficient. Which has the processes lined up in order of decreasing importance?

A.
Foreground>Visible>Service>Background>Empty

B.
Foreground>Service>Visible>Background>Empty

C.
Service>Foreground>Visible>Background>Empty

D.
Service>Foreground>Visible>Empty>Background

Explanation: