Question

Which sentence is wrong because it's not parallel?
Select one of the options below as your answer:

A.
We neither had the money for a taxi nor were exactly sure where we were.
B.
We had neither the money for a taxi nor a good idea of exactly where we were.
C.
We neither had the money for a taxi nor knew exactly where we were.
D.
We had neither the money for a taxi nor were we exactly sure where we were.