Which best describes the following reaction? Each potential answer to this question consists of two parts. The first part states whether the PROVIDED product would be formed via a Huckel or a Mobius transition state (IF THIS product were to be formed, ignoring for the moment whether it is allowed or forbidden). AND the second part of each potential answer states whether the PROVIDED product is allowed or forbidden.

A. Hückel transition state, allowed product
B. Hückel transition state, forbidden product
C. Möbius transition state, allowed product
D. Möbius transition state, forbidden product