Which of the Following Statements About Decarboxylation and Oxidative Decarboxylation

Which of the following statements about decarboxylation and oxidative decarboxylation reactions is(are) correct?

A) Decarboxylation reactions and oxidative decarboxylation reactions both require the presence of NAD⁺.
B) Decarboxylation reactions and oxidative decarboxylation reactions require the use of any type of carboxylic acid.
C) Thiols are require for decarboxylation but not for oxidative decarboxylation.
D) Decarboxylation reactions and oxidative decarboxylation reactions produce a product containing a carbonyl group.
E) All of these characterize these two types of reactions.