从对话后的方框中选择适当的选项补全对话
Ted: What's the best restaurant in town?
Kay: What kind of food do you like?
Ted: ____ 
Kay: Well, the French Deli is really good.
Ted: ____ 
Kay_: Yes, it's the most expensive restaurant in town. But it has the best service, too.
Ted:____ 
Kay: It's cheaper than the French Deli, but the food is kind of boring.
Ted: ____ 
Kay: Oh, that's a new place. It's the most popular restaurant in town.
Ted: Is the food good?
Kay: Yeah, if you like hot curry.
Ted:Yeah. I love it! Let' s go there.

受“减少税收，适当补贴”政策的影响，某市居民购房热情大幅提高．据调查，2016年1月该市宏鑫房地产公司的住房销售量为100套，3月份的住房销售量为169套．假设该公司这两个月住房销售量的增长率为x，根据题意所列方程为____．

下列有关声现象的说法中不正确的是（　　）