单项选择题

A.围焊>L焊>仅有端焊缝>仅有侧焊缝
B.围焊>L焊>仅有侧焊缝>仅有端焊缝
C.围焊>仅有侧焊缝>仅有端焊缝>L焊
D.围焊>仅有端焊缝>仅有侧焊缝>L焊