The weather turned out to be fine yesterday. I     the trouble to carry my umbrella with me.     [ ]

A. should have taken    

B. could have taken    

C. needn't have taken    

D. mustn't have taken

凌渡智能导航系统地图（）内包升级，半年内可获得一次免费更新。

A.一年

B.两年

C.三年

D.四年