The reaction below is unsuccessful in producing the desired alcohol.

How may the reaction conditions be changed to allow the desired alcohol product to form?

• A. Convert the aldehyde into a carboxylic acid under acidic conditions.
• B. Convert the aldehyde into an alcohol before producing the Grignard reagent.
• C. Convert the aldehyde to an acetal before producing the Grignard reagent.
• D. No change needed, the reaction would create the final product.

Answer: (C)