Which of the Following Statements Is Correct Regarding the Reduction

Multiple Choice

Which of the following statements is correct regarding the reduction of an unsaturated aldehyde or ketone using H₂ in the presence of a transition metal catalyst?

A) Both the carbon-carbon and the carbon-oxygen double bonds are reduced at the same rate.
B) The carbon-carbon double bond is reduced more rapidly than the carbon-oxygen double bond.
C) The carbon-oxygen double bond is reduced more rapidly than the carbon-carbon double bond.
D) Unsaturated aldehydes and ketones do not undergo any reduction reactions under these conditions.