Are Conditioned Taste Aversions in Any Way Exceptions of Sorts

Multiple Choice

Are conditioned taste aversions in any way exceptions of sorts to the general principles of classical conditioning? If so,how?

A) No, it is not an exception - it is simply another illustration of the generality of the principles of classical conditioning.
B) Yes, it is an exception - conditioned taste aversions require more trials to acquire than do most CRs.
C) Yes, it is an exception - conditioned taste aversions require a shorter interval between the CS and the response for their acquisition than do most CRs.
D) Yes, it is an exception - conditioned taste aversions often require only a single CS-UCS pairing, rather than several pairings, for their acquisition.