问题如下：
Which of following is the best description of non-forfeiture clause in the whole life insurance policy?
选项： A. It is an option that allows the owner to
purchase more insurance in the future at certain predefined intervals.
B. It is an option to receive some portion of
the benefits even when premium payments are missed.
C. It is an option that future premiums are
waived if the insured becomes disabled.
解释：
B is correct.
考点：Life Insurance.
解析：non-forfeiture clause指的是如果未支付保险费(即在保险到期之前),保单持有者也可以获得部分收益。
请问a是描述哪个条款的？
