Things had seemed to improve since the preparation for the expedition started , and Stephen had seemed to bounce back from his dark moods . Connor had been relieved not to have to press the issue . The human 's train of thought was interrupted as Roger landed next to him , grinning .

Question: what may happen if there were no expedition planned ?
Answer: None of the above choices .Stephen would undergo personality crisisStephen would maintain his melancholyIt would cause thinking impairment for Connor