Geoff could n't remember a damn thing . All he remembered was the drinking he had done . Lucian , who was still in shock , just sat in the bed upright , doing the same thing as Geoff .

Choices:
(A). Geoff had a seizure .
(B). None of the above choices .
(C). Geoff had a mental block .
(D). Geoff blacked out from drinking too much .
Q: What is the reason Geoff could n't remember anything ?
(D).