Question

what is the term for a small browser window that appears behind the browser window you are viewing?
a pop - under window
b tabbed window
c pop - up window
d options window

Explanation:

A pop - under window is a type of browser window that opens behind the currently active browser window. A tabbed window is part of the main browser interface (usually at the top) for switching between different pages within the same browser window. A pop - up window opens in front of the active browser window. An options window is for configuring browser settings.

Answer:

A. Pop - under window