“I don’t think it’s my _______ that the TV blew up. I just turned it on. That’s all.” said the boy.

A．error

B．mistake

C．fault

D．duty

根据《弧焊电源防触电装置》（GB10235-2012）中规定，装置的输入和输出接线端子应有足够的机械强度，当额定最大（连续）电流为50A时，端子应具有固定截面积（）mm²的导线的能力。

A.4~10

B.6~10

C.6~16

D.10~25