情态动词should的用法 — 英语选择题

医生建议Nina早点睡觉，并且不要在外面跑步。哪句话正确表达了这两条建议？A. She should go to bed early, and she shouldn't run outside. B. She should goes to bed early, and she shouldn't run outside. C. She should go to bed early, and she shouldn't runs outside. D. She shouldn't go to bed early, and she should run outside.