What Statement Is False Relative to the Nucleophilic Additions

What statement is false relative to the nucleophilic additions?

A) When a weak nucleophile is present, the reaction can be catalyzed by acid.
B) The nucleophile attacks the trigonal carbon of the carbonyl group.
C) Ketones are more reactive than aldehydes.
D) Nucleophiles that add irreversibly are poor leaving groups.
E) Nucleophiles can be classified as those that add reversibly to carbonyl compounds and those that add irreversibly.