Context menu
shortcut menu
shortcut menu
It is a list of commands, called a short-cut menu.
I think it's called the drop bar or drop screen or drop something
It varies depending on what the object is, as well as what OS you are running. But some of the commands are: Copy, Paste, delete, Properties, send to, create shortcut, etc.
[object Object]
An object that appears to stay in place is stationary.
to an object that stays still
NO it is not true an OBJECT appears colour because it reflect that colour
Menu
Contextual
Black