The Society For Promoting The Belief That The World Ends
Where The Sea Begins

Before applying for a membership, you must answer the following:

There is a pattern below:

 BCD  G  J    OP

There is a reason why some letters are above the line and some are below the line.
Figure out the pattern and complete the alphabet.
Your conclusion:

© 2001 Hugo J.K. de Vries, All Rights Reserved