Evaluate the effectiveness of Raney nickel in converting thioacetals to alkanes.

• A. Raney nickel oxidizes thioacetals to alcohols by removing sulfur.
• B. Raney nickel effectively reduces thioacetals to alkanes by replacing sulfur with hydrogen.
• C. Raney nickel transforms thioacetals into ethers by reducing sulfur.
• D. Raney nickel converts thioacetals to ketones by hydrogenating sulfur.

Answer: (B)