So complex and impenetrable are The Recognitions and J.R., early novels by William Gaddis, that many scholars find their understanding of them evolving over the first several readings.

A So complex and impenetrable are The Recognitions and J.R., early novels by William Gaddis, that
B As complex and impenetrable are The Recognitions and J.R., early novels by William Gaddis, are,
C Because of The Recognitions and J.R., early novels by William Gaddis, which are so complex and impenetrable,
D That The Recognitions and J.R., early novels by William Gaddis are so complex and impenetrable is why
E The Recognitions and J.R., early novels by William Gaddis, which are so complex and impenetrable explains why

OA A