One thing everyone always forgets is we don't usually see the <em>entire</em> graph. Once out of the frame, these functions can do anything they want.
From what we can see, only the bottom right one is always decreasing.
Answer: bottom right
By the way, the top right graph (a vertical line) isn't a function.
Is 3.
3×3=9
Hope this helps!
The answer is B. The shape is staying the exact same, it’s just moving.