[AntiGuv]

If it is false, then give me the correct one.

The best apparent explanation for the fact that X and Y share common properties A, B, C, D .... n is that X and Y descended from Q.

[SmartCitizen]

The best apparent explanation for the fact that X and Y share common properties A, B, C, D .... n is that X and Y descended from Q.

Haha. That hardly presents a more logical solution. It essentially states the same thing I did. The problem remains: The conclusion has nothing to do with the premise.