Choose the closest paraphrased version for each of the sentences or italicized parts.
This, I think, is the proper recipe for remaining young.（）
A、
This is the best thing to do to keep fit.
B、
This is the right way to stay young.
C、
This is the healthy food one should eat in old age.
D、
This is the secret of maintaining a youthful appearance.
【正确答案】：B
【题目解析】：
斜体部分意为：这是保持年轻的诀窍。意思最接近的选项为B项：这是保持年轻的正确方法。