Which of the Following Correctly Describes the Glucose-Alanine Cycle

Which of the following correctly describes the glucose-alanine cycle?

A) Muscle converts alanine to glucose for use as immediate energy.
B) Muscle converts alanine to pyruvate or lactate and converts them to glucose when muscle glycogen stores are low.
C) Glucose is converted to alanine in the muscle in the post-exercise period.
D) Muscle converts pyruvate to alanine, which is transported to the liver for potential conversion to glucose.