Final answer:
Janie's decision to leave Logan for Joe was influenced by Logan's lack of tenderness.
Step-by-step explanation:
Janie's decision to leave Logan for Joe can be summarized by option A: His lack of tenderness toward Janie eventually drives her into the arms of Jody Starks. In the text, it is mentioned that Janie believed Logan to be lacking in tenderness. She was unhappy with Logan, and this led her to seek love and affection from someone else, which is Joe. Therefore, it can be inferred that her decision to leave Logan for Joe was influenced by Logan's lack of tenderness.