Most of the candidates attempted the question and responded fine to the questions.  Candidates were expected to name the labelled parts of the door shown in the given sketch.

The expected response is given below:

W -  -  -  -        top rail;
                        X   -  -  -  -        stile;
                        Y  -  -  -   -        bottom rail;
                        Z  -  -  -  -         panel.