Which of the Following Statements Are Not True

Multiple Choice

Which of the following statements are not true?

A) Maximum likelihood estimators are generally preferable to moment estimators because of certain efficiency properties.
B) Maximum likelihood estimators often require significantly more computation than do moment estimators.
C) The definition of unbiasedness in general indicates how unbiased estimators can be derived.
D) None of the above statements are true.
E) All of the above statements are true