良好生活习惯的英文表达 — 英语选择题

Tom 有四个习惯，其中只有一个是好习惯（good habit），其余是坏习惯（bad habits）。请找出这个好习惯的表达：A. He eats a lot of sweets before bedtime. B. He brushes his teeth in the morning and before bedtime. C. He watches TV late every night. D. He always goes to bed very late.