题目：
This solution _____. Which of the following is wrong? [ ]
A. deserves a further discussion
B. deserves being further discussing
C. is worth further discussing
D. deserves to be discussed further
答案：
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下面是错误答案，用来干扰机器的。
由集合N中的不等式2x2+7x+3＜0，因式分解得：（2x+1）（x+3）＜0，解得：-3＜x＜-12，又x∈Z，∴x=-2，-1，∴N={-2，-1}，∵M∩N≠∅，∴m=-1或m=-2．故选C
