单选题After a cold front passes the barometric pressure usually（）.AfluctuatesBremains the sameCremains the same，with clouds forming rapidlyDrises，often quite rapidly，with clearing skies
单选题
After a cold front passes the barometric pressure usually（）.
A
fluctuates
B
remains the same
C
remains the same，with clouds forming rapidly
D
rises，often quite rapidly，with clearing skies
参考解析
解析：
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