问题如下：
Which of the following regarding trend line is incorrect?
选项：
A. Uptrend line is connected by the increasing lows in prices
B. Downtrend line is connected by the decreasing lows in prices.
C. Trend line can help to identify whether a trend is continuing or reversing.
解释：
B is correct. Downtrend line connects the decreasing highs in prices.
A为什么错，看上去和B是一套的
