How does the glucose-alanine cycle facilitate muscle-liver interactions?

• A. It facilitates the conversion of pyruvate into alanine in the liver.
• B. It is responsible for the synthesis of ATP in muscle cells.
• C. It allows muscles to send alanine to the liver, where it is converted to pyruvate for gluconeogenesis, maintaining glucose supply.
• D. It enables the liver to convert alanine directly into glucose for muscle use.

Answer: (C)