问题
单项选择题
A．It did not occur.
B．It will never occur again.
C．It is beneficial.
D．It is disastrous.
答案
参考答案：C
解析：[听力原文]
Which is true about the Little Climate Optimum
根据原文可知Little Climate Optimum带来了人类历史上几个最宜人气候时期之一；并且如果气候变暖，还有可能再次出现。