Which types of exception are created, when the supplier invoice has errors? Note: There are 3 correct answers to this question.

Which types of exception are created, when the supplier invoice has errors? Note: There are 3 correct answers to this question.
A . Missing account determination group
B . Wrong G/L account
C . Possible duplicate
D . Price / quantity / tax variance
E . Missing receipt or return document

Answer: A,C,E