Final answer:
In the novel 'Ender's Game,' Ender felt lonely even after achieving success until he received a letter from Val which connected him to his family and alleviated his isolation.
Step-by-step explanation:
The subject of this question is related to the novel Ender's Game by Orson Scott Card. In the novel, even after achieving significant success, Ender battles with feelings of isolation. The correct answer to the question is B. Lonely. Ender Wiggin, the protagonist, feels disconnected from those around him and struggles with the heavy burden of expectations placed upon him. This sense of loneliness persists despite his accomplishments, but it is alleviated somewhat when he receives a letter from his beloved sister Valentine. This letter reminds him of the connection to his family and provides some relief from his feelings of solitude.