Page 3.

That was a little too easy, but the idea was to demonstrate to you, what you see when you look at an object from a particular side. Obviously, objects will not always have their appropriate sides coloured in. Here's some more examples, without the sides coloured in differently, go through each one and click the appropriate drawing, representing the view you would see, if you were looking in from the direction of the arrow.

Here are five options, select the correct one and check if you are correct in the the bottom frame.