
This is the actionscript that is on the question 1 movieclip on frame one and it takes the user to the question screen. To show that they have answered the question correctly, I inserted a keyframe on frame 2 and added a a red tick over the question 1 box. Also, so the user couldn't click on question one again, I deleted the actionscript that was there on frame 1.

So when the user has correctly answered a question, they will be able to tell as it will look like this:

Next I put the following actionscript onto the tick box movieclips that were next to the incorrect answers.

The tick box movie clip next to the correct answer had the same as the above plus a bit extra at the end.
The next bit of actionscript is on the 'ok' movieclip.

Frame 1 - white tick box (above)
The actionscript I put on the first question number is shown below: